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Objective To discuss the dispersion and correlation of granite in Foshan, analyze the causes of the dispersion and the measures to reduce the dispersion. Methods 10 groups of granite samples from a place in Foshan were selected for laboratory tests of physical and mechanical properties, and the data were analyzed statistically. Results The water content, bulk density, particle density and uniaxial compressive strength of granites in this area have a certain correlation, and there are discretization. Conclusion Analysis of the correlation and discreteness of test results is helpful to improve the reference value of test data and provide theoretical support for engineering applications.
, correspAuthors=Ai-Lian HU, authorNote=null, correspAuthorsNote=
*HU Ai-Lian, Engineer, Foshan Geological Bureau of Guangdong Province, Foshan 528200, China. E-mail:
282949619@qq.com, 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=Ai-Lian HU), CN=ArticleExt(id=1156967396801073577, articleId=1156967368174948438, tenantId=1146029695717560320, journalId=1146119944283992078, language=CN, title=岩石室内试验结果相关性及离散性分析, columnId=1152194691782505406, journalTitle=实验室检测, columnName=评价与分析, runingTitle=null, highlight=null, articleAbstract=
目的 本文结合佛山某地的花岗岩室内试验数据讨论其离散性和相关性,分析造成离散的原因及减少离散的措施。方法 选取佛山某地花岗岩的 10 组样品进行室内物理性质、力学性质试验,对数据进行统计分析。结果 该地区花岗岩的含水率、块体密度、颗粒密度和单轴抗压强度有一定的相关性,也存在离散性。结论 分析测试结果的相关性及离散性,有助于提高试验数据的参考价值,为工程应用提供理论支持。
, correspAuthors=胡爱连, authorNote=null, correspAuthorsNote=
, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=lSL5qv0Pf5QnIYQbBtuK/Q==, magXml=RpnugNkl8rnT1xrnH48K1Q==, pdfUrl=null, pdf=h3UFVW/nqQ0UfxRXcifV+A==, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=B8RKD5gDRxs8ZymW6Oyw+Q==, mapNumber=null, authorCompany=null, fund=null, authors=
胡爱连,工程师,研究方向为岩土试验测试、化学分析。
, authorsList=胡爱连)}, authors=[Author(id=1156967407391691392, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=282949619@qq.com, emailSecond=null, emailThird=null, correspondingAuthor=1, authorType=1, ext={EN=AuthorExt(id=1156967407467188869, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, authorId=1156967407391691392, language=EN, stringName=Ai-Lian HU, firstName=Ai-Lian, middleName=null, lastName=HU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
*, address=Foshan Geological Bureau Foshan, Guangdong Province 528200 China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1156967407538492039, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, authorId=1156967407391691392, language=CN, stringName=胡爱连, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
*, address=广东省佛山地质局 佛山 528200, bio={"content":"
胡爱连,工程师,研究方向为岩土试验测试、化学分析。
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胡爱连,工程师,研究方向为岩土试验测试、化学分析。
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Distribution diagram of physical property indicators, figureFileSmall=iYsY1nETmooSfBeXr/xLIg==, figureFileBig=7gcoAlR/drQbzBPH2+vbWA==, tableContent=null), ArticleFig(id=1156967416371696405, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, language=CN, label=图 1, caption=
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Correlation between uniaxial compressive strength and block density, figureFileSmall=PPd01/xoC8V25W2cqyP7pg==, figureFileBig=otfVuaqHKsuKHx11HP0gsQ==, tableContent=null), ArticleFig(id=1156967416593994524, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, language=CN, label=图 3, caption=
单轴抗压强度与块体密度相关性, figureFileSmall=PPd01/xoC8V25W2cqyP7pg==, figureFileBig=otfVuaqHKsuKHx11HP0gsQ==, tableContent=null), ArticleFig(id=1156967416665297692, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, language=EN, label=Table 1, caption=
Experimental test dada, figureFileSmall=null, figureFileBig=null, tableContent=
| 岩石类型 | 组数 | 天然单轴抗压强度(MPa) | 含水率(%) | 块体天然密度 $\left({\mathrm{g}/{\mathrm{{cm}}}^{3}}\right)$ | 颗粒密度 $\left({\mathrm{g}/{\mathrm{{cm}}}^{3}}\right)$ |
| 中等风化花岗岩 | 1 | 62.8 | 0.28 | 2.62 | 2.70 |
| 44.1 | 0.33 | 2.60 | 2.71 |
| 33.9 | 0.34 | 2.59 | 2.69 |
| 2 | 9.03 | 0.77 | 2.48 | 2.58 |
| 13.8 | 1.13 | 2.38 | 2.55 |
| 15.4 | 1.01 | 2.52 | 2.60 |
| 3 | 20.9 | 0.40 | 2.61 | 2.69 |
| 63.1 | 0.34 | 2.66 | 2.70 |
| 30.1 | 0.32 | 2.58 | 2.70 |
| 4 | 21.2 | 1.40 | 2.54 | 2.66 |
| 22.0 | 0.35 | 2.56 | 2.68 |
| 18.3 | 1.36 | 2.53 | 2.65 |
| 5 | 20.9 | 0.52 | 2.57 | 2.65 |
| 29.4 | 0.55 | 2.51 | 2.66 |
| 21.3 | 0.45 | 2.49 | 2.65 |
| 6 | 22.4 | 0.98 | 2.59 | 2.69 |
| 19.1 | 0.85 | 2.57 | 2.70 |
| 18.3 | 0.95 | 2.57 | 2.68 |
| 7 | 68.9 | 0.34 | 2.62 | 2.72 |
| 77.9 | 0.38 | 2.63 | 2.75 |
| 52.0 | 0.36 | 2.61 | 2.75 |
| 8 | 15.4 | 0.75 | 2.51 | 2.62 |
| 9.58 | 1.02 | 2.54 | 2.62 |
| 6.24 | 1.34 | 2.52 | 2.63 |
| 9 | 53.1 | 0.49 | 2.72 | 2.75 |
| 34.8 | 0.53 | 2.61 | 2.72 |
| 52.3 | 0.53 | 2.62 | 2.73 |
| 10 | 31.7 | 0.23 | 2.71 | 2.80 |
| 45.2 | 0.23 | 2.70 | 2.78 |
| 50.2 | 0.30 | 2.71 | 2.77 |
), ArticleFig(id=1156967416732406558, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, language=CN, label=表 1, caption=
试验测试数据, figureFileSmall=null, figureFileBig=null, tableContent=
| 岩石类型 | 组数 | 天然单轴抗压强度(MPa) | 含水率(%) | 块体天然密度 $\left({\mathrm{g}/{\mathrm{{cm}}}^{3}}\right)$ | 颗粒密度 $\left({\mathrm{g}/{\mathrm{{cm}}}^{3}}\right)$ |
| 中等风化花岗岩 | 1 | 62.8 | 0.28 | 2.62 | 2.70 |
| 44.1 | 0.33 | 2.60 | 2.71 |
| 33.9 | 0.34 | 2.59 | 2.69 |
| 2 | 9.03 | 0.77 | 2.48 | 2.58 |
| 13.8 | 1.13 | 2.38 | 2.55 |
| 15.4 | 1.01 | 2.52 | 2.60 |
| 3 | 20.9 | 0.40 | 2.61 | 2.69 |
| 63.1 | 0.34 | 2.66 | 2.70 |
| 30.1 | 0.32 | 2.58 | 2.70 |
| 4 | 21.2 | 1.40 | 2.54 | 2.66 |
| 22.0 | 0.35 | 2.56 | 2.68 |
| 18.3 | 1.36 | 2.53 | 2.65 |
| 5 | 20.9 | 0.52 | 2.57 | 2.65 |
| 29.4 | 0.55 | 2.51 | 2.66 |
| 21.3 | 0.45 | 2.49 | 2.65 |
| 6 | 22.4 | 0.98 | 2.59 | 2.69 |
| 19.1 | 0.85 | 2.57 | 2.70 |
| 18.3 | 0.95 | 2.57 | 2.68 |
| 7 | 68.9 | 0.34 | 2.62 | 2.72 |
| 77.9 | 0.38 | 2.63 | 2.75 |
| 52.0 | 0.36 | 2.61 | 2.75 |
| 8 | 15.4 | 0.75 | 2.51 | 2.62 |
| 9.58 | 1.02 | 2.54 | 2.62 |
| 6.24 | 1.34 | 2.52 | 2.63 |
| 9 | 53.1 | 0.49 | 2.72 | 2.75 |
| 34.8 | 0.53 | 2.61 | 2.72 |
| 52.3 | 0.53 | 2.62 | 2.73 |
| 10 | 31.7 | 0.23 | 2.71 | 2.80 |
| 45.2 | 0.23 | 2.70 | 2.78 |
| 50.2 | 0.30 | 2.71 | 2.77 |
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| 项目 | 含水率 (%) | 块体密度 $\left({\mathrm{g}/{\mathrm{{cm}}}^{3}}\right)$ | 颗粒密度 $\left({\mathrm{g}/{\mathrm{{cm}}}^{3}}\right)$ |
| 平均值 | 0.63 | 2.58 | 2.69 |
| 标准差 | 0.36 | 0.076 | 0.059 |
| 变异系数 | 0.58 | 0.029 | 0.022 |
), ArticleFig(id=1156967416866624290, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, language=CN, label=表 2, caption=
物理指标分析, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 含水率 (%) | 块体密度 $\left({\mathrm{g}/{\mathrm{{cm}}}^{3}}\right)$ | 颗粒密度 $\left({\mathrm{g}/{\mathrm{{cm}}}^{3}}\right)$ |
| 平均值 | 0.63 | 2.58 | 2.69 |
| 标准差 | 0.36 | 0.076 | 0.059 |
| 变异系数 | 0.58 | 0.029 | 0.022 |
), ArticleFig(id=1156967416916955940, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, language=EN, label=Table 3, caption=
Analysis of uniaxial compressive strength results, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 抗压强度(MPa) |
| 平均值 | 32.8 |
| 标准差 | 19.6 |
| 变异系数 | 0.60 |
), ArticleFig(id=1156967416975676198, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156967368174948438, language=CN, label=表 3, caption=
单轴抗压强度结果分析, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | 抗压强度(MPa) |
| 平均值 | 32.8 |
| 标准差 | 19.6 |
| 变异系数 | 0.60 |
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