Article(id=1322907448935325778, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322907425740825534, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1722873600000, receivedDateStr=2024-08-06, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793335314258, onlineDateStr=2026-10-30, pubDate=1750780800000, pubDateStr=2025-06-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793335314258, onlineIssueDateStr=2026-10-30, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793335314258, creator=13701087609, updateTime=1793335314258, updator=13701087609, issue=Issue{id=1322907425740825534, tenantId=1146029695717560320, journalId=1225396423026438145, year='2025', volume='45', issue='6', pageStart='1', pageEnd='300', issueExtLink='null', onlineDate='null', pubDate='1750780800000', pubDateStr='2025-06-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793335308726, creator='13701087609', updateTime=1793335308726, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=59, endPage=67, ext={EN=ArticleExt(id=1322907449212149843, articleId=1322907448935325778, tenantId=1146029695717560320, journalId=1225396423026438145, language=EN, title=Application of RSM-BD in the Optimization of Slag-Based Tailings Cemented Filling Material Ratio, columnId=null, journalTitle=Mining Research and Development, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In order to reduce the cost of filling mining, slag powder-cement was used as a composite cementitious material, and the response surface method was used to obtain the optimal ratio of filling materials that could meet the strength requirements of a mine filling body. Firstly, through the strength test of filling body with different cement-sand ratios (slag powder-cement : tailings) and the slump test with different slurry mass concentrations, the ranges of slag powder dosage and slurry mass concentration were preliminarily determined. Then, based on RSM-BBD module, the strength regression model of slag-based cemented filling body at different ages was established, and the influences of slag powder dosage, cement-sand ratio and slurry mass concentration on the strength of cemented filling body were analyzed. The results show that the interactions of slag powder dosage and slurry mass concentration, slag powder dosage and cement-sand ratio, cement-sand ratio and slurry mass concentration have significant effects on the 3 d strength, 7 d strength and 28 d strength of the filling body, respectively. Finally, combined with the engineering requirements, the best ratio of filling materials was recommended. Mine practice shows that the use of slag-based cementitious materials instead of cement for mine filling can reduce the cost of filling cementitious materials by 12%−13%.
, authors=Xing SONG
1, 2, Haiyun ZHANG
1, 2, authorsList=Xing SONG, Haiyun ZHANG, authorCompany=null, correspAuthors=null, 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, fund=null), CN=ArticleExt(id=1322907454471807096, articleId=1322907448935325778, tenantId=1146029695717560320, journalId=1225396423026438145, language=CN, title=RSM-BBD在矿渣基尾砂胶结充填材料配比优化中的应用, columnId=1226462294490657775, journalTitle=矿业研究与开发, columnName=采矿与矿山充填, runingTitle=null, highlight=null, articleAbstract=
为降低充填采矿成本,以矿渣粉-水泥作为复合胶凝材料,利用响应面法,获取可满足某矿山充填体强度要求的充填材料最优配比。首先,通过开展不同胶砂比(矿渣粉-水泥:尾砂)充填体强度试验和不同料浆质量浓度塌落度试验,初步确定了矿渣粉掺量和料浆质量浓度范围;然后,基于RSM-BBD模块建立了不同龄期的矿渣基胶结充填体强度回归模型,分析矿渣粉掺量、胶砂比、料浆质量浓度对胶结充填体强度的作用关系。研究结果显示,矿渣粉掺量与料浆质量浓度、矿渣粉掺量与胶砂比、胶砂比与料浆质量浓度3组交互作用分别对充填体的3 d强度、7 d强度和28 d强度影响显著。最后,结合工程需求,推荐了充填材料最佳配比。矿山实践表明,采用矿渣基胶凝材料代替水泥用于矿山充填,可降低充填的胶凝材料成本12%~13%。
, authors=宋兴
1, 2, 张海云
1, 2, authorsList=宋兴, 张海云, authorCompany=null, correspAuthors=null, authorNote=
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1, 2, address=
1.Changsha Institute of Mining Research Co., Ltd., Changsha, Hunan 410012, China
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1, 2, address=
1.长沙矿山研究院有限责任公司,湖南 长沙 4101012
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宋兴(1989—),男,湖南益阳人,工程师,主要从事金属矿山开采技术、充填物料研究工作。E-mail:15116144601@163.com
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宋兴(1989—),男,湖南益阳人,工程师,主要从事金属矿山开采技术、充填物料研究工作。E-mail:15116144601@163.com
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2.国家金属采矿工程技术研究中心,湖南 长沙 410012)])], figs=[ArticleFig(id=1322907461094613139, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Fig.1, caption=
Strength changes of filling body with different slag dosages, figureFileSmall=On4D2ZHyXaO+EM2QrxLXiQ==, figureFileBig=IxSM0QbTeUEQ+02btcOdPw==, tableContent=null), ArticleFig(id=1322907461174304916, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=图1, caption=
不同矿渣掺量充填体的强度变化, figureFileSmall=On4D2ZHyXaO+EM2QrxLXiQ==, figureFileBig=IxSM0QbTeUEQ+02btcOdPw==, tableContent=null), ArticleFig(id=1322907461421768853, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Fig.2, caption=
Comparison between tested strength and predicted strength of filling body, figureFileSmall=Wb+ocg7XaArxamqdHV8Gng==, figureFileBig=gfhYkgMI8sl4a3MevNk65w==, tableContent=null), ArticleFig(id=1322907461497266326, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=图2, caption=
充填体强度试验结果与预测结果的比较, figureFileSmall=Wb+ocg7XaArxamqdHV8Gng==, figureFileBig=gfhYkgMI8sl4a3MevNk65w==, tableContent=null), ArticleFig(id=1322907461572763799, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Fig.3, caption=
The influence of single factor on the strength of filling material, figureFileSmall=TLCPjFdQ195w3Z5CCg5KSw==, figureFileBig=v1GkEunWl/DZNutKClBDKA==, tableContent=null), ArticleFig(id=1322907461669232792, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=图3, caption=
单因素对充填体强度影响, figureFileSmall=TLCPjFdQ195w3Z5CCg5KSw==, figureFileBig=v1GkEunWl/DZNutKClBDKA==, tableContent=null), ArticleFig(id=1322907461811839129, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Fig.4, caption=
Response surface contour pots of the interaction between factor A and B, figureFileSmall=HFQG5yYuQhH/HvYVyuUqKA==, figureFileBig=/hB5agAS21E8id8e7R9TdQ==, tableContent=null), ArticleFig(id=1322907461899919514, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=图4, caption=
因素A和B的交互作用响应面等高线, figureFileSmall=HFQG5yYuQhH/HvYVyuUqKA==, figureFileBig=/hB5agAS21E8id8e7R9TdQ==, tableContent=null), ArticleFig(id=1322907461979611291, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Fig.5, caption=
Response surface contour pots of the interaction between factor A and C, figureFileSmall=c7LMIqNblRwaX6+v/V0uqA==, figureFileBig=hyQvCFINKDez8TqRN8ntjA==, tableContent=null), ArticleFig(id=1322907462197715100, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=图5, caption=
因素A和C的交互作用响应面等高线, figureFileSmall=c7LMIqNblRwaX6+v/V0uqA==, figureFileBig=hyQvCFINKDez8TqRN8ntjA==, tableContent=null), ArticleFig(id=1322907462260629661, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Fig.6, caption=
Response surface contour pots of the interaction between factor B and C, figureFileSmall=odynmofy9JoiLBuBHWJfSQ==, figureFileBig=fmsm5pcLrdcSl86Hbz6lyA==, tableContent=null), ArticleFig(id=1322907462596173982, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=图6, caption=
因素B和C的交互作用响应面等高线, figureFileSmall=odynmofy9JoiLBuBHWJfSQ==, figureFileBig=fmsm5pcLrdcSl86Hbz6lyA==, tableContent=null), ArticleFig(id=1322907462680060063, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 1, caption=
Test results of main chemical components of the unclassified tailings
, figureFileSmall=null, figureFileBig=null, tableContent=
| CaO | MgO | Al2O3 | SiO2 | S |
|---|
| 2.33 | 2.44 | 15.43 | 49.83 | 4.62 |
), ArticleFig(id=1322907462751363232, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表1, caption=
全尾砂主要化学成分测试结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| CaO | MgO | Al2O3 | SiO2 | S |
|---|
| 2.33 | 2.44 | 15.43 | 49.83 | 4.62 |
), ArticleFig(id=1322907462822666401, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 2, caption=
Composition of tail sand particle size
, figureFileSmall=null, figureFileBig=null, tableContent=
| 粒径/μm | 累计占比/% | 粒径/μm | 累计占比/% | 粒径/μm | 累计占比/% |
|---|
| –5 | 15.46 | –50 | 68.87 | –150 | 83.15 |
| –10 | 37.25 | –76 | 73.88 | –240 | 91.14 |
| –20 | 54.72 | –100 | 77.58 | +586 | 100.00 |
), ArticleFig(id=1322907463070130338, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表2, caption=
尾砂粒径组成
, figureFileSmall=null, figureFileBig=null, tableContent=
| 粒径/μm | 累计占比/% | 粒径/μm | 累计占比/% | 粒径/μm | 累计占比/% |
|---|
| –5 | 15.46 | –50 | 68.87 | –150 | 83.15 |
| –10 | 37.25 | –76 | 73.88 | –240 | 91.14 |
| –20 | 54.72 | –100 | 77.58 | +586 | 100.00 |
), ArticleFig(id=1322907463149822115, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 3, caption=
Particle size composition of slag powder
, figureFileSmall=null, figureFileBig=null, tableContent=
| 粒度/μm | 占比/% | 比表面积/(m2/kg) |
|---|
| 3.12 | 2.71 | — |
| 5.21 | 10.52 | — |
| 9.86 | 28.30 | — |
| 21.20 | 56.75 | — |
| 31.10 | 73.23 | — |
| 45.60 | 89.27 | — |
| 76.00 | 99.91 | 498 |
), ArticleFig(id=1322907463225319588, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表3, caption=
矿渣粉粒度组成
, figureFileSmall=null, figureFileBig=null, tableContent=
| 粒度/μm | 占比/% | 比表面积/(m2/kg) |
|---|
| 3.12 | 2.71 | — |
| 5.21 | 10.52 | — |
| 9.86 | 28.30 | — |
| 21.20 | 56.75 | — |
| 31.10 | 73.23 | — |
| 45.60 | 89.27 | — |
| 76.00 | 99.91 | 498 |
), ArticleFig(id=1322907464273895589, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 4, caption=
Main components of slag powder
, figureFileSmall=null, figureFileBig=null, tableContent=
| CaO | SiO2 | Al2O3 | MgO | Fe2O3 |
|---|
| 63.87 | 19.77 | 3.84 | 0.075 | 3.02 |
), ArticleFig(id=1322907465548964007, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表4, caption=
矿渣粉主要成分
, figureFileSmall=null, figureFileBig=null, tableContent=
| CaO | SiO2 | Al2O3 | MgO | Fe2O3 |
|---|
| 63.87 | 19.77 | 3.84 | 0.075 | 3.02 |
), ArticleFig(id=1322907465620267176, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 5, caption=
Results of collapse test of slurry with different mass concentrations
, figureFileSmall=null, figureFileBig=null, tableContent=
| 胶砂比 | 项目 | 料浆质量浓度/% |
|---|
| 78 | 76 | 74 | 72 | 70 | 68 |
|---|
| 1:6 | 塌落度 | 8.3 | 14.4 | 23.2 | 26.2 | 27.4 | 28.2 |
| 扩展度 | 22 | 30 | 35 | 50 | 63 | 摊开 |
| 1:10 | 塌落度 | 7.8 | 15.1 | 22.5 | 26.5 | 27.5 | 28.4 |
| 扩展度 | 24 | 30 | 38 | 58 | 72 | 摊开 |
| 1:14 | 塌落度 | 7.5 | 15.5 | 23.5 | 26.8 | 27.8 | 28.1 |
| 扩展度 | 25 | 32 | 39 | 59 | 70 | 摊开 |
), ArticleFig(id=1322907465729319081, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表5, caption=
不同质量浓度的料浆塌落度测试结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 胶砂比 | 项目 | 料浆质量浓度/% |
|---|
| 78 | 76 | 74 | 72 | 70 | 68 |
|---|
| 1:6 | 塌落度 | 8.3 | 14.4 | 23.2 | 26.2 | 27.4 | 28.2 |
| 扩展度 | 22 | 30 | 35 | 50 | 63 | 摊开 |
| 1:10 | 塌落度 | 7.8 | 15.1 | 22.5 | 26.5 | 27.5 | 28.4 |
| 扩展度 | 24 | 30 | 38 | 58 | 72 | 摊开 |
| 1:14 | 塌落度 | 7.5 | 15.5 | 23.5 | 26.8 | 27.8 | 28.1 |
| 扩展度 | 25 | 32 | 39 | 59 | 70 | 摊开 |
), ArticleFig(id=1322907465972588714, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 6, caption=
Values of 3 levels and 3 factors
, figureFileSmall=null, figureFileBig=null, tableContent=
| 取值代码 | 矿渣粉掺量(A)/% | 胶砂比(B) | 充填料浆质量浓度(C)/% |
|---|
| –1 | 70 | 1:14 | 70 |
| 0 | 75 | 1:10 | 72 |
| 1 | 80 | 1:6 | 74 |
), ArticleFig(id=1322907466043891883, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表6, caption=
3因素3水平取值
, figureFileSmall=null, figureFileBig=null, tableContent=
| 取值代码 | 矿渣粉掺量(A)/% | 胶砂比(B) | 充填料浆质量浓度(C)/% |
|---|
| –1 | 70 | 1:14 | 70 |
| 0 | 75 | 1:10 | 72 |
| 1 | 80 | 1:6 | 74 |
), ArticleFig(id=1322907466115195052, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 7, caption=
Actual and predicted strengths of filling body
, figureFileSmall=null, figureFileBig=null, tableContent=
| 组别 | 因素 | 3 d强度/MPa | 7 d强度/MPa | 28 d强度/MPa |
|---|
| A/% | B | C/% | 实测值y1 | 预估值 | 相对误差/% | 实测值y2 | 预估值 | 相对误差/% | 实测值y3 | 预估值 | 相对误差/% |
|---|
| 1 | 70 | 1:10 | 70 | 0.33 | 0.333 | 0.91 | 0.64 | 0.626 | –2.19 | 1.52 | 1.491 | –1.91 |
| 2 | 80 | 1:10 | 74 | 0.41 | 0.408 | –0.49 | 0.78 | 0.794 | 1.79 | 1.88 | 1.909 | 1.54 |
| 3 | 75 | 1:10 | 72 | 0.41 | 0.432 | 5.37 | 0.79 | 0.836 | 5.82 | 1.96 | 2.072 | 5.71 |
| 4 | 70 | 1:6 | 72 | 0.64 | 0.636 | –0.63 | 1.25 | 1.256 | 0.48 | 2.83 | 2.853 | 0.81 |
| 5 | 80 | 1:10 | 70 | 0.31 | 0.325 | 4.84 | 0.57 | 0.596 | 4.56 | 1.39 | 1.444 | 3.88 |
| 6 | 75 | 1:6 | 70 | 0.58 | 0.581 | 0.17 | 1.13 | 1.138 | 0.71 | 2.65 | 2.656 | 0.23 |
| 7 | 75 | 1:10 | 72 | 0.39 | 0.432 | 10.77 | 0.89 | 0.836 | –6.07 | 2.08 | 2.072 | –0.38 |
| 8 | 70 | 1:10 | 74 | 0.51 | 0.495 | –2.94 | 0.98 | 0.954 | –2.65 | 2.25 | 2.196 | –2.40 |
| 9 | 75 | 1:10 | 72 | 0.43 | 0.432 | 0.47 | 0.82 | 0.836 | 1.95 | 2.12 | 2.072 | –2.26 |
| 10 | 70 | 1:14 | 72 | 0.28 | 0.296 | 5.71 | 0.42 | 0.454 | 8.10 | 1.06 | 1.120 | 5.66 |
| 11 | 75 | 1:6 | 74 | 0.68 | 0.699 | 2.79 | 1.35 | 1.370 | 1.48 | 3.07 | 3.101 | 1.01 |
| 12 | 75 | 1:14 | 74 | 0.36 | 0.359 | –0.28 | 0.67 | 0.663 | –1.04 | 1.52 | 1.514 | –0.39 |
| 13 | 75 | 1:10 | 72 | 0.46 | 0.432 | –6.09 | 0.87 | 0.836 | –3.91 | 2.03 | 2.072 | 2.07 |
| 14 | 75 | 1:14 | 70 | 0.25 | 0.231 | –7.60 | 0.39 | 0.370 | –5.13 | 0.82 | 0.789 | –3.78 |
| 15 | 80 | 1:14 | 72 | 0.24 | 0.244 | 1.67 | 0.43 | 0.424 | –1.40 | 0.98 | 0.958 | –2.24 |
| 16 | 75 | 1:10 | 72 | 0.47 | 0.432 | –8.09 | 0.81 | 0.836 | 3.21 | 2.17 | 2.072 | –4.52 |
| 17 | 80 | 1:6 | 72 | 0.61 | 0.594 | –2.62 | 1.13 | 1.096 | –3.01 | 2.74 | 2.680 | –2.19 |
), ArticleFig(id=1322907466215858349, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表7, caption=
充填体强度的实测值与预测值
, figureFileSmall=null, figureFileBig=null, tableContent=
| 组别 | 因素 | 3 d强度/MPa | 7 d强度/MPa | 28 d强度/MPa |
|---|
| A/% | B | C/% | 实测值y1 | 预估值 | 相对误差/% | 实测值y2 | 预估值 | 相对误差/% | 实测值y3 | 预估值 | 相对误差/% |
|---|
| 1 | 70 | 1:10 | 70 | 0.33 | 0.333 | 0.91 | 0.64 | 0.626 | –2.19 | 1.52 | 1.491 | –1.91 |
| 2 | 80 | 1:10 | 74 | 0.41 | 0.408 | –0.49 | 0.78 | 0.794 | 1.79 | 1.88 | 1.909 | 1.54 |
| 3 | 75 | 1:10 | 72 | 0.41 | 0.432 | 5.37 | 0.79 | 0.836 | 5.82 | 1.96 | 2.072 | 5.71 |
| 4 | 70 | 1:6 | 72 | 0.64 | 0.636 | –0.63 | 1.25 | 1.256 | 0.48 | 2.83 | 2.853 | 0.81 |
| 5 | 80 | 1:10 | 70 | 0.31 | 0.325 | 4.84 | 0.57 | 0.596 | 4.56 | 1.39 | 1.444 | 3.88 |
| 6 | 75 | 1:6 | 70 | 0.58 | 0.581 | 0.17 | 1.13 | 1.138 | 0.71 | 2.65 | 2.656 | 0.23 |
| 7 | 75 | 1:10 | 72 | 0.39 | 0.432 | 10.77 | 0.89 | 0.836 | –6.07 | 2.08 | 2.072 | –0.38 |
| 8 | 70 | 1:10 | 74 | 0.51 | 0.495 | –2.94 | 0.98 | 0.954 | –2.65 | 2.25 | 2.196 | –2.40 |
| 9 | 75 | 1:10 | 72 | 0.43 | 0.432 | 0.47 | 0.82 | 0.836 | 1.95 | 2.12 | 2.072 | –2.26 |
| 10 | 70 | 1:14 | 72 | 0.28 | 0.296 | 5.71 | 0.42 | 0.454 | 8.10 | 1.06 | 1.120 | 5.66 |
| 11 | 75 | 1:6 | 74 | 0.68 | 0.699 | 2.79 | 1.35 | 1.370 | 1.48 | 3.07 | 3.101 | 1.01 |
| 12 | 75 | 1:14 | 74 | 0.36 | 0.359 | –0.28 | 0.67 | 0.663 | –1.04 | 1.52 | 1.514 | –0.39 |
| 13 | 75 | 1:10 | 72 | 0.46 | 0.432 | –6.09 | 0.87 | 0.836 | –3.91 | 2.03 | 2.072 | 2.07 |
| 14 | 75 | 1:14 | 70 | 0.25 | 0.231 | –7.60 | 0.39 | 0.370 | –5.13 | 0.82 | 0.789 | –3.78 |
| 15 | 80 | 1:14 | 72 | 0.24 | 0.244 | 1.67 | 0.43 | 0.424 | –1.40 | 0.98 | 0.958 | –2.24 |
| 16 | 75 | 1:10 | 72 | 0.47 | 0.432 | –8.09 | 0.81 | 0.836 | 3.21 | 2.17 | 2.072 | –4.52 |
| 17 | 80 | 1:6 | 72 | 0.61 | 0.594 | –2.62 | 1.13 | 1.096 | –3.01 | 2.74 | 2.680 | –2.19 |
), ArticleFig(id=1322907466282967214, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 8, caption=
Tesults of variance analysis of regression models
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | 平方和 | 均方 | F值 | P值 |
|---|
| 3 d强度模型 | 0.286 7 | 0.031 9 | 35.943 0 | 4.8610E-05 |
| 7 d强度模型 | 1.295 8 | 0.144 0 | 82.986 3 | 2.8017E-06 |
| 28 d强度模型 | 6.987 5 | 0.776 4 | 123.642 3 | 7.0732E-07 |
), ArticleFig(id=1322907466371047599, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表8, caption=
回归模型方差分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | 平方和 | 均方 | F值 | P值 |
|---|
| 3 d强度模型 | 0.286 7 | 0.031 9 | 35.943 0 | 4.8610E-05 |
| 7 d强度模型 | 1.295 8 | 0.144 0 | 82.986 3 | 2.8017E-06 |
| 28 d强度模型 | 6.987 5 | 0.776 4 | 123.642 3 | 7.0732E-07 |
), ArticleFig(id=1322907466438156464, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=EN, label=Table 9, caption=
Evaluation of fitting accuracy of regression models
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | R2 |  |  | 变异系数/% | 信噪比 |
|---|
| 3 d强度模型 | 0.978 8 | 0.951 6 | 0.881 9 | 6.876 9 | 20.473 1 |
| 7 d强度模型 | 0.990 7 | 0.978 8 | 0.930 0 | 5.087 0 | 31.302 2 |
| 28 d强度模型 | 0.993 7 | 0.985 7 | 0.953 9 | 4.073 5 | 38.049 7 |
), ArticleFig(id=1322907466496876721, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907448935325778, language=CN, label=表9, caption=
回归模型的拟合精度评估
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | R2 |  |  | 变异系数/% | 信噪比 |
|---|
| 3 d强度模型 | 0.978 8 | 0.951 6 | 0.881 9 | 6.876 9 | 20.473 1 |
| 7 d强度模型 | 0.990 7 | 0.978 8 | 0.930 0 | 5.087 0 | 31.302 2 |
| 28 d强度模型 | 0.993 7 | 0.985 7 | 0.953 9 | 4.073 5 | 38.049 7 |
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