Article(id=1277328359931638476, tenantId=1146029695717560320, journalId=1146031787341344770, issueId=1277328335906669390, articleNumber=1003-3033(2026)05-0113-09, orderNo=null, doi=10.16265/j.cnki.issn1003-3033.2026.05.0982, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1766505600000, receivedDateStr=2025-12-24, revisedDate=1773504000000, revisedDateStr=2026-03-15, acceptedDate=null, acceptedDateStr=null, onlineDate=1782468412620, onlineDateStr=2026-06-26, pubDate=1779897600000, pubDateStr=2026-05-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1782468412620, onlineIssueDateStr=2026-06-26, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1782468412620, creator=13701087609, updateTime=1782468412620, updator=13701087609, issue=Issue{id=1277328335906669390, tenantId=1146029695717560320, journalId=1146031787341344770, year='2026', volume='36', issue='5', pageStart='1', pageEnd='318', issueExtLink='null', onlineDate='null', pubDate='1779897600000', pubDateStr='2026-05-28', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1782468406892, creator='13701087609', updateTime=1782867658151, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1279002917143286724, tenantId=1146029695717560320, journalId=1146031787341344770, issueId=1277328335906669390, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1279002917143286725, tenantId=1146029695717560320, journalId=1146031787341344770, issueId=1277328335906669390, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=113, endPage=121, ext={EN=ArticleExt(id=1277328360267182798, articleId=1277328359931638476, tenantId=1146029695717560320, journalId=1146031787341344770, language=EN, title=Influence of pipelines wear by mine backfill slurry based on CFD-DEM method, columnId=1277328337617941059, journalTitle=China Safety Science Journal, columnName=Safety Technology and Engineering, runingTitle=null, highlight=null, articleAbstract=
To prevent safety accidents such as bursting and leakage caused by wear in mine filling pipelines, CFD-DEM was employed to investigate the wear characteristics of filling slurries on pipelines. An L-shaped pipeline and a solid-liquid two-phase flow model were constructed to conduct numerical simulation experiments. Particle size (0.001-0.1 mm), slurry solid volume fraction (60%-80%), and slurry flow velocity (2-6 m/s) were used as variable parameters to explore the maximum wear rate of the pipeline under different conditions. The results indicate that both particle size and solid volume fraction exhibit a nonlinear relationship with the maximum wear rate. At a particle size of 0.1 mm, the maximum wear rate is 13.4 × 10-5 kg/m2. There is a critical solid volume fraction of 70%, at which the maximum wear rate was 7.15 × 10-5 kg/m2; beyond this value, the wear rate tended to stabilize. The slurry flow velocity shows a linear relationship with the maximum wear rate; at a flow velocity of 7 m/s, the maximum wear rate is 8.25 × 10-6 kg/m2. The influence of each parameter on pipeline wear was ranked as follows: particle size > solid volume fraction > slurry flow velocity. The interaction between particle size and solid volume fraction has the most significant impact, followed by the interaction between solid volume fraction and slurry flow velocity, while the interaction between particle size and slurry flow velocity had the least effect.
, authors=Wen He
1, 2, Gengfeng He
1, authorsList=Wen He, Gengfeng He, 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=1277328364646036204, articleId=1277328359931638476, tenantId=1146029695717560320, journalId=1146031787341344770, language=CN, title=基于CFD-DEM法的矿山充填料浆对管道磨损的影响, columnId=1277328337940902469, journalTitle=中国安全科学学报, columnName=安全技术与工程, runingTitle=null, highlight=null, articleAbstract=
为预防矿山充填管道因磨损引发的爆裂、泄漏等安全事故,采用计算流体动力学(CFD)-离散元(DEM)耦合方法,研究充填料浆对管道磨损的影响特征。构建L型管道和固液两相流模型,开展数值模拟试验,以颗粒粒径(0.001~0.1 mm)、料浆固相体积分数(60%~80%)和料浆流速(2~6 m/s)为试验中充填料浆的变化参数,探究不同颗粒粒径、料浆固相体积分数和料浆流速下管道的最大磨损率。结果表明:颗粒粒径及料浆固相体积分数与管道最大磨损率呈非线性关系,0.1 mm粒径时管道的最大磨损率为13.4×10-5 kg/m2;料浆固相体积分数存在临界值70%,其最大磨损率为7.15×10-5 kg/m2,超过该固相体积分数后管道磨损趋于稳定;料浆流速与管道最大磨损率呈线性关系,流速7 m/s时,最大磨损率为8.25×10-6 kg/m2。各参数对管道磨损影响的大小依次为:颗粒粒径 > 料浆固相体积分数 >料浆流速;颗粒粒径与料浆固相体积分数的交互作用影响最大,料浆固相体积分数和料浆流速的交互作用次之,颗粒粒径和料浆流速交互作用影响最小。
, authors=何文
1, 2, 何耿烽
1, authorsList=何文, 何耿烽, authorCompany=null, correspAuthors=null, authorNote=
 |
何 文 (1981—),男,广东中山人,博士,副教授,主要从事矿山开采灾害监测预警、应力波理论及试验技术、充填理论及工艺、结构健康诊断及无损检测等方面的研究。E-mail: herman3@163.com。 |
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1 School of Mining Engineering, Jiangxi University of Science and Technology, Ganzhou Jiangxi 341000, China
2 Jiangxi Provincial Key Laboratory of Safe and Efficient Mining of Rare Metal Resources, Jiangxi University of Science and Technology, Ganzhou Jiangxi 341000, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1278415722757984736, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, authorId=1278415722443411932, language=CN, stringName=何文, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 江西理工大学 矿业工程学院, 江西 赣州 341000
2 江西理工大学 稀有金属资源安全高效开采江西省重点实验室, 江西 赣州 341000, bio={"img":"aHJ5EkZ7eRXzRhV+ea/ngg==","content":"
何 文 (1981—),男,广东中山人,博士,副教授,主要从事矿山开采灾害监测预警、应力波理论及试验技术、充填理论及工艺、结构健康诊断及无损检测等方面的研究。E-mail: herman3@163.com。
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何 文 (1981—),男,广东中山人,博士,副教授,主要从事矿山开采灾害监测预警、应力波理论及试验技术、充填理论及工艺、结构健康诊断及无损检测等方面的研究。E-mail: herman3@163.com。
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2 Jiangxi Provincial Key Laboratory of Safe and Efficient Mining of Rare Metal Resources, Jiangxi University of Science and Technology, Ganzhou Jiangxi 341000, China), AuthorCompanyExt(id=1278415722359525850, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, companyId=1278415722342748632, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 江西理工大学 稀有金属资源安全高效开采江西省重点实验室, 江西 赣州 341000)])], figs=[ArticleFig(id=1278415728109916661, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.1, caption=
Filling system in a metal mine in Jiangxi, figureFileSmall=+2IxuvkRx6JP5L50Z9ugWA==, figureFileBig=Cw+XSvFFUjVGhjS81Ms4JA==, tableContent=null), ArticleFig(id=1278415728256717302, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图1, caption=
江西某金属矿充填系统, figureFileSmall=+2IxuvkRx6JP5L50Z9ugWA==, figureFileBig=Cw+XSvFFUjVGhjS81Ms4JA==, tableContent=null), ArticleFig(id=1278415728374157815, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.2, caption=
L-shaped pipe mode, figureFileSmall=yCAlJaKn+4swRPNgS3CFQg==, figureFileBig=Hi2sCvRMUJGshgRbQFbihg==, tableContent=null), ArticleFig(id=1278415728441266680, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图2, caption=
L型管道模型, figureFileSmall=yCAlJaKn+4swRPNgS3CFQg==, figureFileBig=Hi2sCvRMUJGshgRbQFbihg==, tableContent=null), ArticleFig(id=1278415728529347065, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.3, caption=
Influence curve of mesh size on maximum wear rate of pipeline, figureFileSmall=fbP+5awnwJZVsv1Wb+EwBA==, figureFileBig=kq1CjxYQg1iZwF6rMbc1Mg==, tableContent=null), ArticleFig(id=1278415728667759098, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图3, caption=
单元尺寸对管道最大磨损率的影响曲线, figureFileSmall=fbP+5awnwJZVsv1Wb+EwBA==, figureFileBig=kq1CjxYQg1iZwF6rMbc1Mg==, tableContent=null), ArticleFig(id=1278415728734867963, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.4, caption=
L-shaped pipe mesh model, figureFileSmall=xubfaTfX35eXzKL38hvhHg==, figureFileBig=O6HMRnSXCgrsV7gGysTOoA==, tableContent=null), ArticleFig(id=1278415728810365436, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图4, caption=
L型管道网格模型, figureFileSmall=xubfaTfX35eXzKL38hvhHg==, figureFileBig=O6HMRnSXCgrsV7gGysTOoA==, tableContent=null), ArticleFig(id=1278415728898445821, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.5, caption=
Influence curve of time step on maximum wear rate of pipeline, figureFileSmall=wQ2dDRkmmHwzlYeunrXzfg==, figureFileBig=2bk3Q5my1xbkSC4K5nML+w==, tableContent=null), ArticleFig(id=1278415730588750334, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图5, caption=
时间步长对管道最大磨损率的影响曲线, figureFileSmall=wQ2dDRkmmHwzlYeunrXzfg==, figureFileBig=2bk3Q5my1xbkSC4K5nML+w==, tableContent=null), ArticleFig(id=1278415730697802239, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.6, caption=
Contour plots of wear in L-shaped pipe under four different particle sizes, figureFileSmall=lIPqgQsnzJvUiACDoZ1ohg==, figureFileBig=4GX/sb6kK4HmnGIZqxe90Q==, tableContent=null), ArticleFig(id=1278415730798465536, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图6, caption=
4种不同颗粒粒径下的L型管道磨损云图, figureFileSmall=lIPqgQsnzJvUiACDoZ1ohg==, figureFileBig=4GX/sb6kK4HmnGIZqxe90Q==, tableContent=null), ArticleFig(id=1278415730894934529, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.7, caption=
Influence of slurry particle size on maximum wear rate in L-shaped pipe, figureFileSmall=QqzGXaila0s3S/Cuu+FItQ==, figureFileBig=DlWE8W361/zN//+esd5zHg==, tableContent=null), ArticleFig(id=1278415730966237698, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图7, caption=
料浆颗粒粒径对L型管道最大磨损率的影响, figureFileSmall=QqzGXaila0s3S/Cuu+FItQ==, figureFileBig=DlWE8W361/zN//+esd5zHg==, tableContent=null), ArticleFig(id=1278415731054318083, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.8, caption=
Contour plots of wear in L-shaped pipe under four different slurry solid volume fraction, figureFileSmall=EZw7LHWqPk5yCOgYQeACWg==, figureFileBig=b2fHmGlJdtBH5zeKG2QOxQ==, tableContent=null), ArticleFig(id=1278415731121426948, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图8, caption=
4种不同料浆固相体积分数下L型管道磨损云图, figureFileSmall=EZw7LHWqPk5yCOgYQeACWg==, figureFileBig=b2fHmGlJdtBH5zeKG2QOxQ==, tableContent=null), ArticleFig(id=1278415731192730117, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.9, caption=
Influence of slurry solid volume fraction on maximum wear rate of L-shaped pipeline, figureFileSmall=98z5zB4usz8zYMO7+wEMsA==, figureFileBig=eMt2HU33Imksk/8e0dqtJQ==, tableContent=null), ArticleFig(id=1278415731272421894, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图9, caption=
料浆固相体积分数对L型管道最大磨损率的影响, figureFileSmall=98z5zB4usz8zYMO7+wEMsA==, figureFileBig=eMt2HU33Imksk/8e0dqtJQ==, tableContent=null), ArticleFig(id=1278415731381473799, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.10, caption=
Contour plots of wear in L-shaped pipe under four different slurry flow velocities, figureFileSmall=Ru0TDHqBriEWrvHGDz7cQQ==, figureFileBig=so8WOarDGK5/qr0gtSufuQ==, tableContent=null), ArticleFig(id=1278415731456971272, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图10, caption=
4种不同料浆流速下的L型管道磨损云图, figureFileSmall=Ru0TDHqBriEWrvHGDz7cQQ==, figureFileBig=so8WOarDGK5/qr0gtSufuQ==, tableContent=null), ArticleFig(id=1278415731540857353, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.11, caption=
Influence of slurry flow velocity on maximum wear rate in L-shaped pipe, figureFileSmall=v9a7xslacrxYVM4ht77+TQ==, figureFileBig=lLSZ1VCHyNSVkgMp7EUWCQ==, tableContent=null), ArticleFig(id=1278415731616354826, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图11, caption=
料浆流速对L型管道最大磨损率的影响, figureFileSmall=v9a7xslacrxYVM4ht77+TQ==, figureFileBig=lLSZ1VCHyNSVkgMp7EUWCQ==, tableContent=null), ArticleFig(id=1278415731696046603, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.12, caption=
Response surface plots showing interaction effects of three parameters, figureFileSmall=N5lG9kksGPSjzs9Mf1iFVg==, figureFileBig=h98PqfBGEs36YlEBgDlyrg==, tableContent=null), ArticleFig(id=1278415731771544076, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图12, caption=
3种参数交互影响响应曲面, figureFileSmall=N5lG9kksGPSjzs9Mf1iFVg==, figureFileBig=h98PqfBGEs36YlEBgDlyrg==, tableContent=null), ArticleFig(id=1278415731855430157, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Fig.13, caption=
Contour plots of interaction effects among three parameters, figureFileSmall=KVzE9/2J6RK5xWGZ2q6u4w==, figureFileBig=fz/GoSWilwSK0Iut7POpWQ==, tableContent=null), ArticleFig(id=1278415731947704846, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=图13, caption=
3种参数交互影响等高线图, figureFileSmall=KVzE9/2J6RK5xWGZ2q6u4w==, figureFileBig=fz/GoSWilwSK0Iut7POpWQ==, tableContent=null), ArticleFig(id=1278415732023202319, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Table 1, caption=
Slurry parameter design
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 基准参数1 | 基准参数2 | 目标参数取值 |
| 1 | 固相体积 分数:60% | 流速:2 m/s | 粒径: 0.001~0.1 mm |
| 2 | 流速:2 m/s | 粒径:0.005 mm | 固相体积分 数:60%~75% |
| 3 | 固相体积 分数:65% | 粒径:0.005 mm | 流速:2~7 m/s |
), ArticleFig(id=1278415732115477008, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=表1, caption=
料浆参数设计
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方案 | 基准参数1 | 基准参数2 | 目标参数取值 |
| 1 | 固相体积 分数:60% | 流速:2 m/s | 粒径: 0.001~0.1 mm |
| 2 | 流速:2 m/s | 粒径:0.005 mm | 固相体积分 数:60%~75% |
| 3 | 固相体积 分数:65% | 粒径:0.005 mm | 流速:2~7 m/s |
), ArticleFig(id=1278415732186780177, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Table 2, caption=
Relationship between flow rate and slurry mass concentration
, figureFileSmall=null, figureFileBig=null, tableContent=
| Q1/(kg/s) | Qs/(kg/s) | Qc/% |
| 13.47 | 20.205 | 60 |
| 13.47 | 25.0157 | 65 |
| 13.47 | 31.43 | 70 |
| 13.47 | 40.41 | 75 |
| 13.47 | 53.88 | 80 |
), ArticleFig(id=1278415732258083346, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=表2, caption=
流量与料浆固相体积分数的关系
, figureFileSmall=null, figureFileBig=null, tableContent=
| Q1/(kg/s) | Qs/(kg/s) | Qc/% |
| 13.47 | 20.205 | 60 |
| 13.47 | 25.0157 | 65 |
| 13.47 | 31.43 | 70 |
| 13.47 | 40.41 | 75 |
| 13.47 | 53.88 | 80 |
), ArticleFig(id=1278415732333580819, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Table 3, caption=
RSM parameter design and simulation results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验点 | H/ mm | I/ % | J/ (m/s) | 管壁最大磨损率 Y/10-6 (kg/m2) |
| 1 | 0.001 | 60 | 3 | 2.04 |
| 2 | 0.01 | 60 | 3 | 8.28 |
| 3 | 0.001 | 75 | 3 | 2.56 |
| 4 | 0.01 | 75 | 3 | 12.1 |
| 5 | 0.001 | 65 | 2 | 0.995 |
| 6 | 0.01 | 65 | 2 | 8.22 |
| 7 | 0.001 | 65 | 5 | 1.15 |
| 8 | 0.01 | 65 | 5 | 9.99 |
| 9 | 0.005 | 60 | 2 | 4.65 |
| 10 | 0.005 | 75 | 2 | 7.15 |
| 11 | 0.005 | 60 | 5 | 9.10 |
| 12 | 0.005 | 75 | 5 | 11.0 |
| 13 | 0.005 | 65 | 3 | 7.15 |
), ArticleFig(id=1278415732400689684, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=表3, caption=
RSM参数设计与模拟结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验点 | H/ mm | I/ % | J/ (m/s) | 管壁最大磨损率 Y/10-6 (kg/m2) |
| 1 | 0.001 | 60 | 3 | 2.04 |
| 2 | 0.01 | 60 | 3 | 8.28 |
| 3 | 0.001 | 75 | 3 | 2.56 |
| 4 | 0.01 | 75 | 3 | 12.1 |
| 5 | 0.001 | 65 | 2 | 0.995 |
| 6 | 0.01 | 65 | 2 | 8.22 |
| 7 | 0.001 | 65 | 5 | 1.15 |
| 8 | 0.01 | 65 | 5 | 9.99 |
| 9 | 0.005 | 60 | 2 | 4.65 |
| 10 | 0.005 | 75 | 2 | 7.15 |
| 11 | 0.005 | 60 | 5 | 9.10 |
| 12 | 0.005 | 75 | 5 | 11.0 |
| 13 | 0.005 | 65 | 3 | 7.15 |
), ArticleFig(id=1278415732505547285, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Table 4, caption=
Analysis of variance table
, figureFileSmall=null, figureFileBig=null, tableContent=
| 来源 | 自由度 | 显著值 | 概率值 |
| 模型 | 9 | 45.86 | 0.000 2 |
| 检验误差 | 3 | 3.24 | 0.22 |
| 纯误差 | 2 | — | — |
), ArticleFig(id=1278415732610404886, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=表4, caption=
方差分析
, figureFileSmall=null, figureFileBig=null, tableContent=
| 来源 | 自由度 | 显著值 | 概率值 |
| 模型 | 9 | 45.86 | 0.000 2 |
| 检验误差 | 3 | 3.24 | 0.22 |
| 纯误差 | 2 | — | — |
), ArticleFig(id=1278415732690096663, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=EN, label=Table 5, caption=
Model coefficient results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 项 | 系数值 | 标准误差 | 单项影响值 | 概率值 |
| H | 3.56 | 0.15 | 23.73 | <0.000 1 |
| I | 1.22 | 0.15 | 8.13 | 0.0004 |
| J | 0.45 | 0.15 | 3.00 | 0.030 |
| HI | 0.85 | 0.21 | 4.05 | 0.010 |
| HJ | 0.32 | 0.21 | 1.52 | 0.042 |
| IJ | 0.67 | 0.21 | 3.19 | 0.008 |
), ArticleFig(id=1278415732769788440, tenantId=1146029695717560320, journalId=1146031787341344770, articleId=1277328359931638476, language=CN, label=表5, caption=
模型系数结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 项 | 系数值 | 标准误差 | 单项影响值 | 概率值 |
| H | 3.56 | 0.15 | 23.73 | <0.000 1 |
| I | 1.22 | 0.15 | 8.13 | 0.0004 |
| J | 0.45 | 0.15 | 3.00 | 0.030 |
| HI | 0.85 | 0.21 | 4.05 | 0.010 |
| HJ | 0.32 | 0.21 | 1.52 | 0.042 |
| IJ | 0.67 | 0.21 | 3.19 | 0.008 |
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