Article(id=1149769463093965134, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1149769458706723113, articleNumber=null, orderNo=null, doi=10.12404/j.issn.1671-1815.2404003, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1716912000000, receivedDateStr=2024-05-29, revisedDate=1739462400000, revisedDateStr=2025-02-14, acceptedDate=null, acceptedDateStr=null, onlineDate=1752056001685, onlineDateStr=2025-07-09, pubDate=1747497600000, pubDateStr=2025-05-18, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752056001685, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752056001685, creator=13701087609, updateTime=1752056001685, updator=13701087609, issue=Issue{id=1149769458706723113, tenantId=1146029695717560320, journalId=1146123166801305609, year='2025', volume='25', issue='14', pageStart='5705', pageEnd='6154', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1752056000638, creator=13701087609, updateTime=1768456798957, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1218559392753041779, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1149769458706723113, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1218559392753041780, tenantId=1146029695717560320, journalId=1146123166801305609, issueId=1149769458706723113, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=6023, endPage=6034, ext={EN=ArticleExt(id=1149769463366594899, articleId=1149769463093965134, tenantId=1146029695717560320, journalId=1146123166801305609, language=EN, title=Failure Mechanism Analysis of Sandstone with Cavity Based on Acoustic Emission Spectrum, columnId=1156262729917780302, journalTitle=Science Technology and Engineering, columnName=Papers·Architectural Science, runingTitle=null, highlight=null, articleAbstract=
Exploring the impact of various hole shapes on the acoustic emission properties of rocks and the fracture mechanisms within rock structures containing holes is of utmost importance, as it enables the detection of fracture progression in rock engineering and the prediction of instability and failure in defective rocks. The mechanical properties, acoustic emission evolution patterns, precursor characteristics of failure, and failure mechanisms of red sandstone samples with different hole shapes were investigated through uniaxial compression tests and acoustic emission systems. The results indicate that the compressive strength, elastic modulus, and strain energy of the intact specimen are approximately 1.4 times, 1.3 times, and 1.7 times greater, respectively, than those of the specimen containing holes. There is a mutation point in the evolution of the multifractal spectrum of AE at 86%~95% of the peak stress, where the width undergoes a transition from an average low value to a sudden increase before and after the mutation point. This change is accompanied by an increase in fluctuation range, from small to large. The AE waveform characteristics are distinguished by the presence of dual main frequency bands. As the sample approaches failure, a significant number of low-frequency and high-amplitude signals, along with high-amplitude and high-amplitude signals, are generated. These peculiar trends in acoustic emission can be used as precursors to the critical instability of red sandstone. Based on the correlation between the main frequency of the acoustic emission signal of the rupture event and the fracture mechanism of the rock, the failure mechanism of the intact and square cavity red sandstone is mainly characterized by tension-shear mixed failure, and the shear failure of circular cavity red sandstone is revealed, which effectively avoids the subjectivity of the RA-AF failure mode classification method, and the research results can provide certain guiding significance for engineering design and optimization.
, correspAuthors=Yong-fa ZHANG, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Hua-sen HUANG, Yong-fa ZHANG, Chao-lin WANG, Geng TIAN), CN=ArticleExt(id=1149769510544126921, articleId=1149769463093965134, tenantId=1146029695717560320, journalId=1146123166801305609, language=CN, title=基于声发射信号的含孔洞红砂岩多重分形特性和破坏机制分析, columnId=1156262730517565784, journalTitle=科学技术与工程, columnName=论文·建筑科学, runingTitle=null, highlight=null, articleAbstract=探究不同孔洞形状对岩石声发射特性的影响和含孔洞岩样破裂机制,对检测岩石工程的裂隙演化和预测含缺陷岩石失稳破坏具有重要的意义。通过对完整和含孔洞的红砂岩试样开展单轴压缩试验,并采用声发射系统,研究了不同孔洞形状岩样的力学性质、声发射演化规律及破坏前兆特征和破坏机制。结果表明:完整试样的抗压强度、弹性模量和应变能分别为含孔洞试样的1.4倍、1.3倍和1.7倍;声发射多重分形谱宽的演化在峰值应力的86%~95%存在突变点,在突变点前后多重分形谱宽由平均低值转为突增,波动幅度从小到大。声发射波形特性存在双主频带特征,试样临近破坏时产生大量低频-高幅值型和高频-高幅值型信号,这些声发射的特殊趋势都可作为红砂岩临界失稳前兆。基于破裂事件声发射信号的主频与岩石的破裂机制的关联性研究,揭示了完整和方形孔洞红砂岩以拉剪混合破坏为主、圆形孔洞红砂岩以剪切破坏为主的破坏机制,有效避免了RA-AF破坏模式分类法的主观性,研究结果可为工程设计及优化提供一定的指导意义。, correspAuthors=张永发, authorNote=null, correspAuthorsNote=
*张永发(1993—),男,汉族,河南安阳人,博士,讲师。研究方向:岩石力学、缝网改造及水力压裂理论及实验。E-mail:
zyfcqu@126.com。
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, authorsList=黄华森, 张永发, 王超林, 田耕)}, authors=[Author(id=1172984711652716765, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=781076743@qq.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1172984711711437023, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, authorId=1172984711652716765, language=EN, stringName=Hua-sen HUANG, firstName=Hua-sen, middleName=null, lastName=HUANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=College of Civil Engineering, Guizhou University, Guiyang 550025, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1172984711765962976, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, authorId=1172984711652716765, language=CN, stringName=黄华森, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=贵州大学土木工程学院, 贵阳 550025, bio={"content":"
黄华森(1998—),男,汉族,贵州贵阳人,硕士研究生。研究方向:岩石力学与工程。E-mail:781076743@qq.com。
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黄华森(1998—),男,汉族,贵州贵阳人,硕士研究生。研究方向:岩石力学与工程。E-mail:781076743@qq.com。
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10.3390/en12203959., articleTitle=Mechanistic characteristics of double dominant frequencies of acoustic emission signals in the entire fracture process of fine sandstone, refAbstract=null)], funds=[Fund(id=1172984715511476508, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, awardId=52264006, language=CN, fundingSource=国家自然科学基金(52264006), fundOrder=null, country=null), Fund(id=1172984715582779677, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, awardId=52004072, language=CN, fundingSource=国家自然科学基金(52004072), fundOrder=null, country=null), Fund(id=1172984715645694238, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, awardId=52464005, language=CN, fundingSource=国家自然科学基金(52464005), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1172984711585607897, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, xref=null, ext=[AuthorCompanyExt(id=1172984711589802202, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, companyId=1172984711585607897, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=College of Civil Engineering, Guizhou University, Guiyang 550025, China), AuthorCompanyExt(id=1172984711598190811, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, companyId=1172984711585607897, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=贵州大学土木工程学院, 贵阳 550025)])], figs=[ArticleFig(id=1172984713263329530, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.1, caption=
Specific size of sample, figureFileSmall=SJHIppOFRmbgoDnYCw9jvw==, figureFileBig=H7Kxd208PBiDiPue4xgSuw==, tableContent=null), ArticleFig(id=1172984713313661179, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图1, caption=
试样具体尺寸, figureFileSmall=SJHIppOFRmbgoDnYCw9jvw==, figureFileBig=H7Kxd208PBiDiPue4xgSuw==, tableContent=null), ArticleFig(id=1172984713372381436, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.2, caption=
Uniaxial loading acoustic emission test system, figureFileSmall=tTZ3rtFfsRFAmsYdmRvsTQ==, figureFileBig=6HkwewliwL2AWF6Af6Hcfw==, tableContent=null), ArticleFig(id=1172984713435295997, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图2, caption=
单轴加载声发射试验系统, figureFileSmall=tTZ3rtFfsRFAmsYdmRvsTQ==, figureFileBig=6HkwewliwL2AWF6Af6Hcfw==, tableContent=null), ArticleFig(id=1172984713498210558, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.3, caption=
The relationship between crack and RA and AF values, figureFileSmall=2lliIqYSrnnRFPrw1ZVGbg==, figureFileBig=1lx1mguwrFS0C4U/O5uN8w==, tableContent=null), ArticleFig(id=1172984713565319423, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图3, caption=
裂纹与RA和AF之间的关系, figureFileSmall=2lliIqYSrnnRFPrw1ZVGbg==, figureFileBig=1lx1mguwrFS0C4U/O5uN8w==, tableContent=null), ArticleFig(id=1172984713624039680, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.4, caption=
Stress-strain curves of specimens with different cavity shapes under uniaxial compression, figureFileSmall=lQr+OCuqXljVIkFX7I25pQ==, figureFileBig=m04UwA428BILSWwjFN791A==, tableContent=null), ArticleFig(id=1172984713686954241, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图4, caption=
单轴压缩下不同孔洞形状试样的应力应变曲线, figureFileSmall=lQr+OCuqXljVIkFX7I25pQ==, figureFileBig=m04UwA428BILSWwjFN791A==, tableContent=null), ArticleFig(id=1172984713741480194, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.5, caption=
Energy calculation scheme, figureFileSmall=pnMXaLcJF/otqqK3B2F90A==, figureFileBig=W4AWBHDChplIVDWeQvQ7pA==, tableContent=null), ArticleFig(id=1172984713796006147, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图5, caption=
能量计算示意, figureFileSmall=pnMXaLcJF/otqqK3B2F90A==, figureFileBig=W4AWBHDChplIVDWeQvQ7pA==, tableContent=null), ArticleFig(id=1172984713846337796, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.6, caption=
Evolution of ringing count and cumulative ringing count in sandstone with complete and different cavity shapes, figureFileSmall=+CCyny7oUIAwwnHGdBzttQ==, figureFileBig=hSy2bwz5gNKwkQ18LLM5/A==, tableContent=null), ArticleFig(id=1172984713921835269, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图6, caption=
完整和不同孔洞形状砂岩振铃计数、累计振铃计数演化, figureFileSmall=+CCyny7oUIAwwnHGdBzttQ==, figureFileBig=hSy2bwz5gNKwkQ18LLM5/A==, tableContent=null), ArticleFig(id=1172984713980555526, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.7, caption=
Multifractal spectra of complete samples and red sandstones with different pore shapes, figureFileSmall=kNq+0Q8cP7UXkxknm0Jm1w==, figureFileBig=Xe+m1HWUELXunFNlslDAPQ==, tableContent=null), ArticleFig(id=1172984714035081479, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图7, caption=
完整试样和不同孔洞形状红砂岩的多重分形谱, figureFileSmall=kNq+0Q8cP7UXkxknm0Jm1w==, figureFileBig=Xe+m1HWUELXunFNlslDAPQ==, tableContent=null), ArticleFig(id=1172984714089607432, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.8, caption=
Dynamic variation of multifractal characteristic parameter Δα of sandstone with intact and different cavity shapes, figureFileSmall=AoI68NB+v8c58Otch6Uf4A==, figureFileBig=H0t42PWHETca8cf6zO4oww==, tableContent=null), ArticleFig(id=1172984714156716297, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图8, caption=
完整和不同孔洞形状砂岩多重分形特征参数Δα动态变化特征, figureFileSmall=AoI68NB+v8c58Otch6Uf4A==, figureFileBig=H0t42PWHETca8cf6zO4oww==, tableContent=null), ArticleFig(id=1172984714215436554, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.9, caption=
The extraction process of acoustic emission signal dominant frequency, figureFileSmall=8T9+b6Ti42lkZJYQghE9xQ==, figureFileBig=3Zm5s9L0tniMvE5H1Gi7NA==, tableContent=null), ArticleFig(id=1172984714257379595, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图9, caption=
声发射信号主频率的提取过程, figureFileSmall=8T9+b6Ti42lkZJYQghE9xQ==, figureFileBig=3Zm5s9L0tniMvE5H1Gi7NA==, tableContent=null), ArticleFig(id=1172984714311905548, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.10, caption=
Evolution of the amplitude of intact and different cavity shapes of red sandstone over time, figureFileSmall=tqvmy0tix37lwYJ6P7LvCg==, figureFileBig=834QpcAXYfp3wqBOXQ536Q==, tableContent=null), ArticleFig(id=1172984714374820109, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图10, caption=
完整和不同孔洞形状红砂岩幅值随时间演化特征, figureFileSmall=tqvmy0tix37lwYJ6P7LvCg==, figureFileBig=834QpcAXYfp3wqBOXQ536Q==, tableContent=null), ArticleFig(id=1172984714458706190, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.11, caption=
Characteristics of dominant frequency and amplitude evolution over time in red sandstone with intact and different cavity shapes, figureFileSmall=eAtjEsGX1xYXvFRCVfvDAg==, figureFileBig=WDRV5+ZgUCyhWUl95pBVhw==, tableContent=null), ArticleFig(id=1172984714525815055, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图11, caption=
完整和不同孔洞形状红砂岩主频和幅值随时间演化特征, figureFileSmall=eAtjEsGX1xYXvFRCVfvDAg==, figureFileBig=WDRV5+ZgUCyhWUl95pBVhw==, tableContent=null), ArticleFig(id=1172984714584535312, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.12, caption=
Failure modes of intact and variously shaped red sandstone under uniaxial compression, figureFileSmall=lVF3neZWnQ8DkFFosokGcQ==, figureFileBig=tsmOD+D4H306HjUYkr6eSA==, tableContent=null), ArticleFig(id=1172984714651644177, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图12, caption=
单轴压缩下完整和含不同形状孔洞红砂岩破坏模式, figureFileSmall=lVF3neZWnQ8DkFFosokGcQ==, figureFileBig=tsmOD+D4H306HjUYkr6eSA==, tableContent=null), ArticleFig(id=1172984714722947346, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.13, caption=
The experimental results of ref.[12], figureFileSmall=SrBgRrUQeckK7dxprapO3Q==, figureFileBig=OsLKsJrB5JyS/gGvPvO1IA==, tableContent=null), ArticleFig(id=1172984714802639123, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图13, caption=
文献[12]的试验效果, figureFileSmall=SrBgRrUQeckK7dxprapO3Q==, figureFileBig=OsLKsJrB5JyS/gGvPvO1IA==, tableContent=null), ArticleFig(id=1172984714878136596, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.14, caption=
Results of crack classification based on traditional RA-AF, figureFileSmall=Q0y7dRWxC3fmIDNR+quIxg==, figureFileBig=6JMSEEPDJu58WBpq57uEMA==, tableContent=null), ArticleFig(id=1172984714941051157, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图14, caption=
基于传统RA-AF裂纹分类结果, figureFileSmall=Q0y7dRWxC3fmIDNR+quIxg==, figureFileBig=6JMSEEPDJu58WBpq57uEMA==, tableContent=null), ArticleFig(id=1172984714999771414, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.15, caption=
The main frequency of red sandstone with complete and different cavity shapes accounts for the layout, figureFileSmall=/B+d353tF3HGrj5fEZduhA==, figureFileBig=3tyEJd6ABUDFyXVOEY33TA==, tableContent=null), ArticleFig(id=1172984715054297367, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图15, caption=
完整和不同孔洞形状红砂岩主频率占比分布图, figureFileSmall=/B+d353tF3HGrj5fEZduhA==, figureFileBig=3tyEJd6ABUDFyXVOEY33TA==, tableContent=null), ArticleFig(id=1172984715125600536, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Fig.16, caption=
Cumulative proportion of tensile and shear microcrack events in intact and porous red sandstones, figureFileSmall=SVeUAzOmvo3yTm02ryf6Mw==, figureFileBig=llQUTaLC4A3nqHn7kjf2jg==, tableContent=null), ArticleFig(id=1172984715192709401, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=图16, caption=
完整和含孔洞红砂岩拉伸和剪切微裂纹事件累积比例, figureFileSmall=SVeUAzOmvo3yTm02ryf6Mw==, figureFileBig=llQUTaLC4A3nqHn7kjf2jg==, tableContent=null), ArticleFig(id=1172984715255623962, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=EN, label=Table 1, caption=
Mechanical parameters of three groups of uniaxial loading samples
, figureFileSmall=null, figureFileBig=null, tableContent=
试样 编号 | 孔洞 形状 | σp/ MPa | E/ GPa | U/ (kJ·m-3) | Ue/ (kJ·m-3) | Ud/ (kJ·m-3) |
| I-2 | 完整 | 56.46 | 9.53 | 200.75 | 167.23 | 33.52 |
| I-3 | 完整 | 53.05 | 8.17 | 200.91 | 172.23 | 28.68 |
| C-1 | 圆形 | 34.14 | 6.24 | 98.91 | 93.30 | 5.61 |
| C-3 | 圆形 | 41.67 | 7.31 | 131.70 | 118.75 | 12.95 |
| S-1 | 正方形 | 41.02 | 7.40 | 123.50 | 113.72 | 9.78 |
| S-3 | 正方形 | 38.08 | 6.75 | 116.46 | 107.46 | 9.00 |
), ArticleFig(id=1172984715322732827, tenantId=1146029695717560320, journalId=1146123166801305609, articleId=1149769463093965134, language=CN, label=表1, caption=
3组单轴加载试样的力学参数
, figureFileSmall=null, figureFileBig=null, tableContent=
试样 编号 | 孔洞 形状 | σp/ MPa | E/ GPa | U/ (kJ·m-3) | Ue/ (kJ·m-3) | Ud/ (kJ·m-3) |
| I-2 | 完整 | 56.46 | 9.53 | 200.75 | 167.23 | 33.52 |
| I-3 | 完整 | 53.05 | 8.17 | 200.91 | 172.23 | 28.68 |
| C-1 | 圆形 | 34.14 | 6.24 | 98.91 | 93.30 | 5.61 |
| C-3 | 圆形 | 41.67 | 7.31 | 131.70 | 118.75 | 12.95 |
| S-1 | 正方形 | 41.02 | 7.40 | 123.50 | 113.72 | 9.78 |
| S-3 | 正方形 | 38.08 | 6.75 | 116.46 | 107.46 | 9.00 |
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