Article(id=1241416383695745354, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1241416382559081210, articleNumber=null, orderNo=null, doi=10.3969/j.issn.0253-6099.2025.03.002, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1739203200000, receivedDateStr=2025-02-11, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1773906330273, onlineDateStr=2026-03-19, pubDate=1748707200000, pubDateStr=2025-06-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1773906330273, onlineIssueDateStr=2026-03-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1773906330273, creator=13701087609, updateTime=1773906330273, updator=13701087609, issue=Issue{id=1241416382559081210, tenantId=1146029695717560320, journalId=1235980550691926019, year='2025', volume='45', issue='3', pageStart='1', pageEnd='223', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1773906330003, creator=13701087609, updateTime=1773908015401, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1241423451685179940, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1241416382559081210, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1241423451685179941, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1241416382559081210, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=8, endPage=13, ext={EN=ArticleExt(id=1241416384350056785, articleId=1241416383695745354, tenantId=1146029695717560320, journalId=1235980550691926019, language=EN, title=Effect of Joints on Blasting-Induced Failure Characteristics of Rock Mass, columnId=1236276106018484431, journalTitle=Mining and Metallurgical Engineering, columnName=MINING, runingTitle=null, highlight=null, articleAbstract=
Several pieces of hard paper with different numbers, dip angles and widths were embedded into specimens to simulate structure of closed joint in rock masses and prepare rock mass models with different joints. Effect of joints on blast-induced failure characteristics of rock mass was analyzed with a high-speed camera and a 3D laser scanner, so as to explore the rules of crack propagation and fragment size distribution during rock blast. It is found that joints can disperse blasting energy and hinder crack penetration, leading to a decrease in the average size of blast-induced fragments as the number of joints increases. Wider joints can make diffraction and reflection of stress waves much more complicated, intensify energy dissipation, and also hinder crack propagation;while joints with small width are prone to make blast-induced fragments smaller in size. The interaction between joint dip angle and the propagation direction of the blast stress wave can significantly affect the crack propagation mode, and excessively large dip angles can easily hinder stress wave propagation.
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使用硬纸片以不同数量、角度、宽度埋入试样,模拟岩体闭合节理结构,制备不同节理岩体模型,并借助高速摄影仪和三维激光扫描仪分析节理对岩体爆破破坏特性的影响,研究岩体爆破的裂纹扩展及块度分布规律。结果表明:节理会分散爆破能量,阻碍裂纹贯通,导致爆破块度平均尺寸随着节理数量增加而减小;较宽的节理会使得应力波绕射、反射过程更复杂,能量耗散加剧,阻碍裂纹扩展,较小宽度节理更易产生更细小的爆破块度;节理角度与爆破应力波传播方向的相互作用显著影响裂纹扩展模式,角度过大易阻碍应力波传播。
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, authorsList=师天真, 杨启涛, 代周超, 李启月, 黄海仙, 崔雪姣, 马晶晶)}, authors=[Author(id=1241422247768945498, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=1029336174@qq.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241422247882191721, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422247768945498, language=EN, stringName=Tianzhen SHI, firstName=Tianzhen, middleName=null, lastName=SHI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, address=
1.Xizang Zhongjin Xinlian Blasting Engineering Co., Ltd., Lhasa 850200, Xizang, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241422248070935411, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422247768945498, language=CN, stringName=师天真, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.西藏中金新联爆破工程有限公司,西藏 拉萨 850200, bio={"content":"
师天真(1988—),男,河南安阳人,工程师,主要从事炸药与爆破工程技术研究。E-mail:1029336174@qq.com
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师天真(1988—),男,河南安阳人,工程师,主要从事炸药与爆破工程技术研究。E-mail:1029336174@qq.com
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1.西藏中金新联爆破工程有限公司,西藏 拉萨 850200)])]), Author(id=1241422248192570240, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, orderNo=1, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241422248473588616, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422248192570240, language=EN, stringName=Qitao YANG, firstName=Qitao, middleName=null, lastName=YANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.西藏中金新联爆破工程有限公司,西藏 拉萨 850200, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241422246644871969, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, xref=1., ext=[AuthorCompanyExt(id=1241422246649066274, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, companyId=1241422246644871969, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1.西藏中金新联爆破工程有限公司,西藏 拉萨 850200)])]), Author(id=1241422248964322208, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241422249186620332, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422248964322208, language=EN, stringName=Zhouchao DAI, firstName=Zhouchao, middleName=null, lastName=DAI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.Gansu Hesai Highway Construction Development Co., Ltd., Gannan 747000, Gansu, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241422249329226678, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422248964322208, language=CN, stringName=代周超, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2.甘肃合赛公路建设发展有限公司,甘肃 甘南 747000, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241422247022359343, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, xref=2., ext=[AuthorCompanyExt(id=1241422247030747951, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, companyId=1241422247022359343, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.Gansu Hesai Highway Construction Development Co., Ltd., Gannan 747000, Gansu, China), AuthorCompanyExt(id=1241422247034942257, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, companyId=1241422247022359343, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.甘肃合赛公路建设发展有限公司,甘肃 甘南 747000)])]), Author(id=1241422249778017220, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241422249878680525, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422249778017220, language=EN, stringName=Qiyue LI, firstName=Qiyue, middleName=null, lastName=LI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3.School of Resources and Safety Engineering, Central South University, Changsha 410083, Hunan, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241422250138727385, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422249778017220, language=CN, stringName=李启月, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3.中南大学 资源与安全工程学院,湖南 长沙 410083, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241422247290794807, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, xref=3., ext=[AuthorCompanyExt(id=1241422247303377721, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, companyId=1241422247290794807, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3.School of Resources and Safety Engineering, Central South University, Changsha 410083, Hunan, China), AuthorCompanyExt(id=1241422247345320763, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, companyId=1241422247290794807, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
3.中南大学 资源与安全工程学院,湖南 长沙 410083)])]), Author(id=1241422250474271716, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, orderNo=4, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241422250721735664, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422250474271716, language=EN, stringName=Haixian HUANG, firstName=Haixian, middleName=null, lastName=HUANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3.School of Resources and Safety Engineering, Central South University, Changsha 410083, Hunan, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241422251023725566, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422250474271716, language=CN, stringName=黄海仙, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3.中南大学 资源与安全工程学院,湖南 长沙 410083, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241422247290794807, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, xref=3., ext=[AuthorCompanyExt(id=1241422247303377721, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, companyId=1241422247290794807, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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3.中南大学 资源与安全工程学院,湖南 长沙 410083)])]), Author(id=1241422251258605582, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, orderNo=5, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241422251438960670, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422251258605582, language=EN, stringName=Xuejiao CUI, firstName=Xuejiao, middleName=null, lastName=CUI, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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4.Poly Xinlian Blasting Engineering Group Co., Ltd., Guiyang 550022, Guizhou, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241422251690618925, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422251258605582, language=CN, stringName=崔雪姣, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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4.保利新联爆破工程集团有限公司,贵州 贵阳 550022, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1241422247496315719, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, xref=4., ext=[AuthorCompanyExt(id=1241422247500510025, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, companyId=1241422247496315719, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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4.保利新联爆破工程集团有限公司,贵州 贵阳 550022)])]), Author(id=1241422251963248702, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, orderNo=6, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1241422252185546818, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422251963248702, language=EN, stringName=Jingjing MA, firstName=Jingjing, middleName=null, lastName=MA, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, address=
1.Xizang Zhongjin Xinlian Blasting Engineering Co., Ltd., Lhasa 850200, Xizang, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1241422252449787989, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, authorId=1241422251963248702, language=CN, stringName=马晶晶, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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对照组裂纹扩展过程, figureFileSmall=4AXEye3G3/aDB6KO09/BYQ==, figureFileBig=2+RXHvtGpDytU40Xj0kkhw==, tableContent=null), ArticleFig(id=1241422258460225880, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=EN, label=Fig.5, caption=
Blast-induced crack propagation in single-joint rock mass, figureFileSmall=9svw9kJ0sRMUOmR8s+vn/w==, figureFileBig=xUYbh6cAr22P9yTJOnURYg==, tableContent=null), ArticleFig(id=1241422260033089893, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=CN, label=图5, caption=
单节理岩体爆破裂纹扩展过程, figureFileSmall=9svw9kJ0sRMUOmR8s+vn/w==, figureFileBig=xUYbh6cAr22P9yTJOnURYg==, tableContent=null), ArticleFig(id=1241422260246999405, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=EN, label=Fig.6, caption=
Blast-induced crack propagation in two-joint rock mass, figureFileSmall=89TyhmZxhphbn3tAujdWew==, figureFileBig=kylMRM6NMbVfC8yHX3qqAg==, tableContent=null), ArticleFig(id=1241422260590932346, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=CN, label=图6, caption=
双节理岩体爆破裂纹扩展过程, figureFileSmall=89TyhmZxhphbn3tAujdWew==, figureFileBig=kylMRM6NMbVfC8yHX3qqAg==, tableContent=null), ArticleFig(id=1241422260704178570, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=EN, label=Fig.7, caption=
Blast-induced crack propagation in three-joint rock mass, figureFileSmall=s2aUZfsre+z7y2xfULXhGg==, figureFileBig=pWSExDPUPxiA0oQXbQ0krw==, tableContent=null), ArticleFig(id=1241422260846784915, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=CN, label=图7, caption=
三节理岩体爆破裂纹扩展过程, figureFileSmall=s2aUZfsre+z7y2xfULXhGg==, figureFileBig=pWSExDPUPxiA0oQXbQ0krw==, tableContent=null), ArticleFig(id=1241422261006168478, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=EN, label=Fig.8, caption=
Blast-induced crack propagation in single-joint rock with joint width of 2 cm, figureFileSmall=XUCT+JzPeNj1EhYDLk+Nkw==, figureFileBig=B3/S7PzJfHTo2FhjJV5aOw==, tableContent=null), ArticleFig(id=1241422261148774828, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=CN, label=图8, caption=
节理宽度2 cm条件下单节理岩体爆破裂纹扩展过程, figureFileSmall=XUCT+JzPeNj1EhYDLk+Nkw==, figureFileBig=B3/S7PzJfHTo2FhjJV5aOw==, tableContent=null), ArticleFig(id=1241422261308158388, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=EN, label=Fig.9, caption=
Blast-induced crack propagation in two-joint rock with joint width of 2 cm, figureFileSmall=l6JIf0TqAI/tuc3D4VRqjQ==, figureFileBig=apJyCWguOjWllG3zF+/x3Q==, tableContent=null), ArticleFig(id=1241422261526262206, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=CN, label=图9, caption=
节理宽度2 cm条件下双节理岩体爆破裂纹扩展过程, figureFileSmall=l6JIf0TqAI/tuc3D4VRqjQ==, figureFileBig=apJyCWguOjWllG3zF+/x3Q==, tableContent=null), ArticleFig(id=1241422261698228681, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=EN, label=Fig.10, caption=
Blast-induced crack propagation in three-joint rock with joint angle of 30°, figureFileSmall=jR92Ww6XorGXCh2qN3JaWA==, figureFileBig=760CbFKg7RlRmzYVCi17Jw==, tableContent=null), ArticleFig(id=1241422261907943888, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=CN, label=图10, caption=
节理角度30°条件下三节理岩体爆破裂纹扩展过程, figureFileSmall=jR92Ww6XorGXCh2qN3JaWA==, figureFileBig=760CbFKg7RlRmzYVCi17Jw==, tableContent=null), ArticleFig(id=1241422262046355930, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=EN, label=Fig.11, caption=
Blast-induced crack propagation in three-joint rock with joint angle of 60°, figureFileSmall=CFmVz05ye28aG4ZFonBqvg==, figureFileBig=yAgTOHzNtWC8MSiSygY3Tw==, tableContent=null), ArticleFig(id=1241422262197350881, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=CN, label=图11, caption=
节理角度60°条件下三节理岩体爆破裂纹扩展过程, figureFileSmall=CFmVz05ye28aG4ZFonBqvg==, figureFileBig=yAgTOHzNtWC8MSiSygY3Tw==, tableContent=null), ArticleFig(id=1241422262360928748, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=EN, label=Fig.12, caption=
Effect of number of joints with different widths on blast fragment size, figureFileSmall=dNNAnaCJ5iZ1ViLkQcKr7w==, figureFileBig=VxuBEDChh5BNQ1gw2AB9qA==, tableContent=null), ArticleFig(id=1241422262478369266, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1241416383695745354, language=CN, label=图12, caption=
不同节理宽度下节理数量对爆破块度的影响(a)1 cm;(b)2 cm
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