Article(id=1215670322397892727, tenantId=1146029695717560320, journalId=1149652044408987649, issueId=1215670311140381365, articleNumber=null, orderNo=null, doi=10.19812/j.cnki.jfsq11-5956/ts.20250331005, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1743350400000, receivedDateStr=2025-03-31, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1767767990921, onlineDateStr=2026-01-07, pubDate=1753372800000, pubDateStr=2025-07-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1767767990921, onlineIssueDateStr=2026-01-07, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1767767990921, creator=13701087609, updateTime=1767767990921, updator=13701087609, issue=Issue{id=1215670311140381365, tenantId=1146029695717560320, journalId=1149652044408987649, year='2025', volume='16', issue='14', pageStart='1', pageEnd='326', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1767767988237, creator=13701087609, updateTime=1767970098618, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1216518023599538606, tenantId=1146029695717560320, journalId=1149652044408987649, issueId=1215670311140381365, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1216518023599538607, tenantId=1146029695717560320, journalId=1149652044408987649, issueId=1215670311140381365, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=105, endPage=112, ext={EN=ArticleExt(id=1215670322838294681, articleId=1215670322397892727, tenantId=1146029695717560320, journalId=1149652044408987649, language=EN, title=Rapid determination of ester content in Nongxiangxing crude Baijiu by mid-infrared spectroscopy, columnId=1215670315447931654, journalTitle=Journal of Food Safety & Quality, columnName=Special Topic: Non-destructive Detection Technology in Food, runingTitle=null, highlight=null, articleAbstract=
Objective To establish a rapid quantitative detection method for ester content in Nongxiangxing crude Baijiu by using mid-infrared spectroscopy. Methods The mid-infrared spectroscopy analysis technology combined with gas chromatography was used to detect Nongxiangxing crude Baijiu. Partial least squares method was employed to establish mid-infrared quantitative detection models for ethyl hexanoate, ethyl acetate, ethyl lactate, and ethyl butyrate in Nongxiangxing crude Baijiu. Results The detection models for ethyl hexanoate, ethyl acetate and ethyl lactate exhibited linear coefficients (r2) exceeding 0.99 and root mean square error were below 0.07 g/L, indicating that the models had good goodness of fit and stability. The average relative error of the prediction results after external validation was lower than 3.50%, indicating that the models had good detection performance and the predicted values were close to the true values. Due to its low content and narrow spectral range, the prediction effect of the model for ethyl butyrate was poor. Conclusion This method have a good detection ability for the contents of ethyl hexanoate, ethyl acetate and ethyl lactate in Nongxiangxing crude Baijiu. It can meet the basic needs of enterprises for the rapid detection and analysis of crude Baijiu in daily production, providing a new development direction for the rapid detection analysis, and grading of Baijiu.
, correspAuthors=Yun TANG, 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=Li-Jie DING, Hua-Ning HOU, Li-Rong LI, Dan HUAN, Ya-Xiong ZHAO, Yun TANG), CN=ArticleExt(id=1215670324746703182, articleId=1215670322397892727, tenantId=1146029695717560320, journalId=1149652044408987649, language=CN, title=中红外光谱法快速检测浓香型原酒中的酯类含量, columnId=1215670315653452572, journalTitle=食品安全质量检测学报, columnName=专题:食品无损检测技术, runingTitle=null, highlight=null, articleAbstract=
目的 运用中红外光谱法建立浓香型原酒中酯类含量的快速定量检测方法。方法 采用中红外光谱分析技术结合气相色谱法对浓香型原酒进行检测, 并利用偏最小二乘法分别建立浓香型原酒中己酸乙酯、乙酸乙酯、乳酸乙酯、丁酸乙酯的中红外定量检测模型。结果 己酸乙酯、乙酸乙酯、乳酸乙酯检测模型线性关系(r2)大于0.99, 均方根误差低于0.07 g/L, 说明模型具有良好拟合度和稳定性。进行外部验证后的预测结果平均相对误差低于3.50%, 说明模型具有良好的检测效果, 预测值与真实值接近。丁酸乙酯由于其含量低, 光谱范围窄, 模型效果较差。结论 此方法对浓香型原酒中的己酸乙酯、乙酸乙酯、乳酸乙酯含量具有良好的检测能力, 能够满足企业对日常生产原酒进行快速检测分析的基本需求, 为白酒的快速检测、分析、定级等提供了新的发展方向。
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丁力杰(1993—), 男, 硕士, 主要研究方向为白酒检测技术开发及风味成分研究。E-mail: 370131333@qq.com
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丁力杰(1993—), 男, 硕士, 主要研究方向为白酒检测技术开发及风味成分研究。E-mail: 370131333@qq.com
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284: 121790., articleTitle=FT-IR combined with chemometrics in the quality evaluation of Nongxiangxing Baijiu, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1215670325061276019, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, xref=null, ext=[AuthorCompanyExt(id=1215670325065470324, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, companyId=1215670325061276019, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Jinhui Liquor Co., Ltd., Longnan 742308, China), AuthorCompanyExt(id=1215670325073858933, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, companyId=1215670325061276019, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=金徽酒股份有限公司, 陇南 742308)])], figs=[ArticleFig(id=1215670331377898176, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Fig.1, caption=
Chromatogram of Nongxiangxing crude Baijiu, figureFileSmall=be+T8dBDyS2ZHPiETd7nFQ==, figureFileBig=SDvsGMiKBr4q7L5nNGYlxQ==, tableContent=null), ArticleFig(id=1215670331503727305, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=图1, caption=
浓香型原酒色谱图, figureFileSmall=be+T8dBDyS2ZHPiETd7nFQ==, figureFileBig=SDvsGMiKBr4q7L5nNGYlxQ==, tableContent=null), ArticleFig(id=1215670331793134299, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Fig.2, caption=
Mid-infrared spectrum of Nongxiangxing crude Baijiu, figureFileSmall=swdwVNVYJDZrca7jLrhVoQ==, figureFileBig=WdyppLb0QJB593N6fJ/T4A==, tableContent=null), ArticleFig(id=1215670331927352041, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=图2, caption=
浓香型原酒试样中红外光谱图, figureFileSmall=swdwVNVYJDZrca7jLrhVoQ==, figureFileBig=WdyppLb0QJB593N6fJ/T4A==, tableContent=null), ArticleFig(id=1215670332074152688, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Fig.3, caption=
Correlation between predicted and true values of calibration and validation values, figureFileSmall=nKY+E2d4RoVjiwvNjAiVVQ==, figureFileBig=xIYxnD0pWOrFGuUJD4dlJA==, tableContent=null), ArticleFig(id=1215670332191593206, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=图3, caption=
校正集、验证集的预测值与真实值相关性 注: A. 己酸乙酯; B. 乙酸乙酯; C. 乳酸乙酯; D. 丁酸乙酯, 下同。
, figureFileSmall=nKY+E2d4RoVjiwvNjAiVVQ==, figureFileBig=xIYxnD0pWOrFGuUJD4dlJA==, tableContent=null), ArticleFig(id=1215670332325810946, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Fig.4, caption=
Linear relationship between the predicted values and the chromatographic values, figureFileSmall=0zDBF7aeoi/LlcvtCLyxWg==, figureFileBig=KqBsc+LQMurtVv7n/ZF9Gg==, tableContent=null), ArticleFig(id=1215670332434862859, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=图4, caption=
预测值与色谱值线性关系, figureFileSmall=0zDBF7aeoi/LlcvtCLyxWg==, figureFileBig=KqBsc+LQMurtVv7n/ZF9Gg==, tableContent=null), ArticleFig(id=1215670332543914769, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Table 1, caption=
Gas chromatograph condition parameters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 设置条件 | 参数 |
| 分流比 | 50:1 |
| 检测器温度/℃ | 250 |
| 进样口温度/℃ | 250 |
| 进样量/μL | 1.0 |
| N2流量/(mL/min) | 30 |
| H2流量/(mL/min) | 40 |
| 空气流量/(mL/min) | 350 |
| 柱流量/(mL/min) | 1 |
), ArticleFig(id=1215670332644578078, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=表1, caption=
气相色谱仪条件参数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 设置条件 | 参数 |
| 分流比 | 50:1 |
| 检测器温度/℃ | 250 |
| 进样口温度/℃ | 250 |
| 进样量/μL | 1.0 |
| N2流量/(mL/min) | 30 |
| H2流量/(mL/min) | 40 |
| 空气流量/(mL/min) | 350 |
| 柱流量/(mL/min) | 1 |
), ArticleFig(id=1215670332732658468, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Table 2, caption=
Retention times, linear ranges, regression equations and correlation coefficients of 4 kinds of esters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 酯类物质 | 保留时间/min | 线性范围/(g/L) | 回归方程 | 相关系数(r2) |
| 乙酸乙酯 | 8.246 | 0.983~3.473 | Y=0.74789X+0.00938 | 0.9999 |
| 丁酸乙酯 | 12.148 | 0.049~0.350 | Y=1.02661X-0.00043 | 0.9999 |
| 己酸乙酯 | 16.843 | 0.494~10.724 | Y=1.17315X+0.00674 | 0.9999 |
| 乳酸乙酯 | 18.670 | 0.544~2.596 | Y=0.61420X+0.00806 | 0.9999 |
), ArticleFig(id=1215670332820738857, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=表2, caption=
4种酯类的保留时间、线性范围、回归方程和相关性系数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 酯类物质 | 保留时间/min | 线性范围/(g/L) | 回归方程 | 相关系数(r2) |
| 乙酸乙酯 | 8.246 | 0.983~3.473 | Y=0.74789X+0.00938 | 0.9999 |
| 丁酸乙酯 | 12.148 | 0.049~0.350 | Y=1.02661X-0.00043 | 0.9999 |
| 己酸乙酯 | 16.843 | 0.494~10.724 | Y=1.17315X+0.00674 | 0.9999 |
| 乳酸乙酯 | 18.670 | 0.544~2.596 | Y=0.61420X+0.00806 | 0.9999 |
), ArticleFig(id=1215670332917207855, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Table 3, caption=
Optimal modeling bands for 4 kinds of esters
, figureFileSmall=null, figureFileBig=null, tableContent=
| 检测项目 | 最佳建模波段/cm-1 | RMSECV |
| 己酸乙酯 | 2727~2519, 1454~1246 | 0.0903 |
| 乙酸乙酯 | 4000~3792, 2727~2519, 2303~1670, 1454~1246 | 0.0370 |
| 乳酸乙酯 | 4000~3792, 2303~1670, 1454~1246 | 0.0619 |
| 丁酸乙酯 | 1454~1246 | 0.0216 |
), ArticleFig(id=1215670333026259765, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=表3, caption=
4种酯类最佳建模波段
, figureFileSmall=null, figureFileBig=null, tableContent=
| 检测项目 | 最佳建模波段/cm-1 | RMSECV |
| 己酸乙酯 | 2727~2519, 1454~1246 | 0.0903 |
| 乙酸乙酯 | 4000~3792, 2727~2519, 2303~1670, 1454~1246 | 0.0370 |
| 乳酸乙酯 | 4000~3792, 2303~1670, 1454~1246 | 0.0619 |
| 丁酸乙酯 | 1454~1246 | 0.0216 |
), ArticleFig(id=1215670333168866105, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Table 4, caption=
Fitting results of esters detection models
, figureFileSmall=null, figureFileBig=null, tableContent=
| 检测模型 | 校正集决定系数(Rc2) | RMSEC | 验证集决定 系数(Rp2) | RMSEP |
| 己酸乙酯 | 0.998 | 0.069 | 0.997 | 0.065 |
| 乙酸乙酯 | 0.994 | 0.031 | 0.993 | 0.028 |
| 乳酸乙酯 | 0.993 | 0.030 | 0.992 | 0.028 |
| 丁酸乙酯 | 0.919 | 0.017 | 0.890 | 0.017 |
), ArticleFig(id=1215670333286306625, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=表4, caption=
酯类检测模型拟合结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 检测模型 | 校正集决定系数(Rc2) | RMSEC | 验证集决定 系数(Rp2) | RMSEP |
| 己酸乙酯 | 0.998 | 0.069 | 0.997 | 0.065 |
| 乙酸乙酯 | 0.994 | 0.031 | 0.993 | 0.028 |
| 乳酸乙酯 | 0.993 | 0.030 | 0.992 | 0.028 |
| 丁酸乙酯 | 0.919 | 0.017 | 0.890 | 0.017 |
), ArticleFig(id=1215670333399552838, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Table 5, caption=
Optimal number of principal components of the quantitative analysis models
, figureFileSmall=null, figureFileBig=null, tableContent=
| 检测模型 | 符合占比/% | 主成分数值 |
| 己酸乙酯 | 97.0 | 12 |
| 乙酸乙酯 | 100.0 | 11 |
| 乳酸乙酯 | 100.0 | 14 |
| 丁酸乙酯 | 46.0 | 10 |
), ArticleFig(id=1215670333512799053, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=表5, caption=
定量分析模型最优主成分数
, figureFileSmall=null, figureFileBig=null, tableContent=
| 检测模型 | 符合占比/% | 主成分数值 |
| 己酸乙酯 | 97.0 | 12 |
| 乙酸乙酯 | 100.0 | 11 |
| 乳酸乙酯 | 100.0 | 14 |
| 丁酸乙酯 | 46.0 | 10 |
), ArticleFig(id=1215670333647016791, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=EN, label=Table 6, caption=
External validation results of quantitative model for esters in Nongxiangxing crude Baijiu
, figureFileSmall=null, figureFileBig=null, tableContent=
样品 编号 | 己酸乙酯 | 乙酸乙酯 | 乳酸乙酯 | 丁酸乙酯 |
绝对 误差/(g/L) | 相对误差 /% | 绝对 误差/(g/L) | 相对误差 /% | 绝对 误差/(g/L) | 相对误差 /% | 绝对 误差/(g/L) | 相对误差 /% |
| NX-1 | 0.08 | 3.35 | 0.08 | 4.49 | 0.03 | 4.23 | 0.03 | 9.68 |
| NX-2 | 0.04 | 1.65 | 0.06 | 2.76 | 0.00 | 0.00 | 0.02 | 9.52 |
| NX-3 | 0.06 | 2.80 | 0.07 | 3.65 | 0.03 | 2.46 | 0.01 | 3.85 |
| NX-4 | 0.08 | 4.06 | 0.07 | 4.86 | 0.01 | 1.00 | 0.02 | 16.67 |
| NX-5 | 0.27 | 2.85 | 0.08 | 3.88 | 0.03 | 3.30 | 0.01 | 10.00 |
| NX-6 | 0.06 | 1.67 | 0.04 | 2.86 | 0.00 | 0.00 | 0.02 | 25.00 |
| NX-7 | 0.12 | 8.28 | 0.04 | 2.38 | 0.01 | 1.43 | 0.01 | 12.50 |
| NX-8 | 0.09 | 4.74 | 0.01 | 0.72 | 0.00 | 0.00 | 0.03 | 27.27 |
| NX-9 | 0.13 | 3.70 | 0.02 | 1.40 | 0.01 | 0.81 | 0.01 | 16.67 |
| NX-10 | 0.17 | 3.14 | 0.07 | 4.52 | 0.03 | 1.70 | 0.03 | 33.33 |
| NX-11 | 0.11 | 2.32 | 0.08 | 4.71 | 0.01 | 0.79 | 0.02 | 25.00 |
| NX-12 | 0.02 | 0.93 | 0.04 | 1.35 | 0.00 | 0.00 | 0.02 | 25.00 |
| NX-13 | 0.03 | 1.28 | 0.04 | 2.68 | 0.05 | 3.65 | 0.01 | 9.09 |
| NX-14 | 0.08 | 4.06 | 0.09 | 4.57 | 0.02 | 2.11 | 0.03 | 30.00 |
| NX-15 | 0.04 | 1.25 | 0.04 | 2.67 | 0.01 | 1.32 | 0.02 | 18.18 |
| NX-16 | 0.04 | 0.77 | 0.04 | 2.63 | 0.04 | 3.67 | 0.05 | 35.71 |
| NX-17 | 0.04 | 3.74 | 0.01 | 0.57 | 0.01 | 0.73 | 0.03 | 16.67 |
| NX-18 | 0.08 | 5.37 | 0.09 | 3.96 | 0.01 | 0.97 | 0.02 | 9.09 |
| NX-19 | 0.08 | 5.88 | 0.06 | 3.85 | 0.00 | 0.00 | 0.04 | 21.05 |
| NX-20 | 0.04 | 2.33 | 0.06 | 3.61 | 0.02 | 2.30 | 0.04 | 44.44 |
| NX-21 | 0.08 | 4.88 | 0.06 | 3.80 | 0.01 | 1.54 | 0.03 | 23.08 |
| NX-22 | 0.03 | 2.80 | 0.07 | 3.26 | 0.05 | 7.58 | 0.01 | 6.67 |
| NX-23 | 0.01 | 0.32 | 0.03 | 1.35 | 0.03 | 3.90 | 0.03 | 27.27 |
| NX-24 | 0.01 | 0.35 | 0.01 | 0.44 | 0.00 | 0.00 | 0.02 | 22.22 |
| NX-25 | 0.07 | 2.17 | 0.04 | 1.65 | 0.01 | 1.12 | 0.02 | 18.18 |
| NX-26 | 0.06 | 1.49 | 0.05 | 2.86 | 0.04 | 3.31 | 0.01 | 12.50 |
| NX-27 | 0.12 | 11.88 | 0.02 | 1.35 | 0.02 | 1.65 | 0.05 | 55.56 |
| NX-28 | 0.09 | 2.74 | 0.07 | 4.27 | 0.09 | 10.34 | 0.03 | 9.68 |
| NX-29 | 0.08 | 1.22 | 0.06 | 3.35 | 0.04 | 2.38 | 0.01 | 5.56 |
| NX-30 | 0.08 | 3.85 | 0.04 | 2.52 | 0.00 | 0.00 | 0.01 | 11.11 |
| NX-31 | 0.16 | 5.95 | 0.07 | 4.19 | 0.02 | 3.03 | 0.01 | 4.76 |
| NX-32 | 0.09 | 3.54 | 0.06 | 3.66 | 0.04 | 4.94 | 0.02 | 10.00 |
| NX-33 | 0.05 | 0.97 | 0.05 | 3.38 | 0.04 | 5.00 | 0.03 | 23.08 |
| NX-34 | 0.07 | 0.93 | 0.06 | 2.24 | 0.03 | 4.35 | 0.01 | 6.25 |
| NX-35 | 0.02 | 0.77 | 0.04 | 1.88 | 0.01 | 1.08 | 0.02 | 28.57 |
| NX-36 | 0.06 | 1.08 | 0.08 | 4.76 | 0.01 | 1.06 | 0.02 | 33.33 |
| NX-37 | 0.06 | 2.53 | 0.02 | 0.94 | 0.03 | 3.70 | 0.02 | 18.18 |
| NX-38 | 0.12 | 5.02 | 0.08 | 4.30 | 0.06 | 4.92 | 0.02 | 8.00 |
| NX-39 | 0.15 | 6.44 | 0.08 | 4.44 | 0.01 | 0.69 | 0.01 | 6.67 |
| NX-40 | 0.10 | 4.17 | 0.05 | 2.28 | 0.03 | 3.30 | 0.02 | 20.00 |
| 平均相对误差/% | 3.18 | 2.98 | 2.36 | 18.73 |
| 相对误差范围/% | 0.32~11.88 | 0.44~4.86 | 0.00~10.34 | 3.85~55.56 |
| 相对误差小于等于10%占比/% | 97.50 | 100.00 | 97.50 | 35.00 |
), ArticleFig(id=1215670333751874394, tenantId=1146029695717560320, journalId=1149652044408987649, articleId=1215670322397892727, language=CN, label=表6, caption=
浓香型原酒中酯类物质定量模型外部验证结果
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样品 编号 | 己酸乙酯 | 乙酸乙酯 | 乳酸乙酯 | 丁酸乙酯 |
绝对 误差/(g/L) | 相对误差 /% | 绝对 误差/(g/L) | 相对误差 /% | 绝对 误差/(g/L) | 相对误差 /% | 绝对 误差/(g/L) | 相对误差 /% |
| NX-1 | 0.08 | 3.35 | 0.08 | 4.49 | 0.03 | 4.23 | 0.03 | 9.68 |
| NX-2 | 0.04 | 1.65 | 0.06 | 2.76 | 0.00 | 0.00 | 0.02 | 9.52 |
| NX-3 | 0.06 | 2.80 | 0.07 | 3.65 | 0.03 | 2.46 | 0.01 | 3.85 |
| NX-4 | 0.08 | 4.06 | 0.07 | 4.86 | 0.01 | 1.00 | 0.02 | 16.67 |
| NX-5 | 0.27 | 2.85 | 0.08 | 3.88 | 0.03 | 3.30 | 0.01 | 10.00 |
| NX-6 | 0.06 | 1.67 | 0.04 | 2.86 | 0.00 | 0.00 | 0.02 | 25.00 |
| NX-7 | 0.12 | 8.28 | 0.04 | 2.38 | 0.01 | 1.43 | 0.01 | 12.50 |
| NX-8 | 0.09 | 4.74 | 0.01 | 0.72 | 0.00 | 0.00 | 0.03 | 27.27 |
| NX-9 | 0.13 | 3.70 | 0.02 | 1.40 | 0.01 | 0.81 | 0.01 | 16.67 |
| NX-10 | 0.17 | 3.14 | 0.07 | 4.52 | 0.03 | 1.70 | 0.03 | 33.33 |
| NX-11 | 0.11 | 2.32 | 0.08 | 4.71 | 0.01 | 0.79 | 0.02 | 25.00 |
| NX-12 | 0.02 | 0.93 | 0.04 | 1.35 | 0.00 | 0.00 | 0.02 | 25.00 |
| NX-13 | 0.03 | 1.28 | 0.04 | 2.68 | 0.05 | 3.65 | 0.01 | 9.09 |
| NX-14 | 0.08 | 4.06 | 0.09 | 4.57 | 0.02 | 2.11 | 0.03 | 30.00 |
| NX-15 | 0.04 | 1.25 | 0.04 | 2.67 | 0.01 | 1.32 | 0.02 | 18.18 |
| NX-16 | 0.04 | 0.77 | 0.04 | 2.63 | 0.04 | 3.67 | 0.05 | 35.71 |
| NX-17 | 0.04 | 3.74 | 0.01 | 0.57 | 0.01 | 0.73 | 0.03 | 16.67 |
| NX-18 | 0.08 | 5.37 | 0.09 | 3.96 | 0.01 | 0.97 | 0.02 | 9.09 |
| NX-19 | 0.08 | 5.88 | 0.06 | 3.85 | 0.00 | 0.00 | 0.04 | 21.05 |
| NX-20 | 0.04 | 2.33 | 0.06 | 3.61 | 0.02 | 2.30 | 0.04 | 44.44 |
| NX-21 | 0.08 | 4.88 | 0.06 | 3.80 | 0.01 | 1.54 | 0.03 | 23.08 |
| NX-22 | 0.03 | 2.80 | 0.07 | 3.26 | 0.05 | 7.58 | 0.01 | 6.67 |
| NX-23 | 0.01 | 0.32 | 0.03 | 1.35 | 0.03 | 3.90 | 0.03 | 27.27 |
| NX-24 | 0.01 | 0.35 | 0.01 | 0.44 | 0.00 | 0.00 | 0.02 | 22.22 |
| NX-25 | 0.07 | 2.17 | 0.04 | 1.65 | 0.01 | 1.12 | 0.02 | 18.18 |
| NX-26 | 0.06 | 1.49 | 0.05 | 2.86 | 0.04 | 3.31 | 0.01 | 12.50 |
| NX-27 | 0.12 | 11.88 | 0.02 | 1.35 | 0.02 | 1.65 | 0.05 | 55.56 |
| NX-28 | 0.09 | 2.74 | 0.07 | 4.27 | 0.09 | 10.34 | 0.03 | 9.68 |
| NX-29 | 0.08 | 1.22 | 0.06 | 3.35 | 0.04 | 2.38 | 0.01 | 5.56 |
| NX-30 | 0.08 | 3.85 | 0.04 | 2.52 | 0.00 | 0.00 | 0.01 | 11.11 |
| NX-31 | 0.16 | 5.95 | 0.07 | 4.19 | 0.02 | 3.03 | 0.01 | 4.76 |
| NX-32 | 0.09 | 3.54 | 0.06 | 3.66 | 0.04 | 4.94 | 0.02 | 10.00 |
| NX-33 | 0.05 | 0.97 | 0.05 | 3.38 | 0.04 | 5.00 | 0.03 | 23.08 |
| NX-34 | 0.07 | 0.93 | 0.06 | 2.24 | 0.03 | 4.35 | 0.01 | 6.25 |
| NX-35 | 0.02 | 0.77 | 0.04 | 1.88 | 0.01 | 1.08 | 0.02 | 28.57 |
| NX-36 | 0.06 | 1.08 | 0.08 | 4.76 | 0.01 | 1.06 | 0.02 | 33.33 |
| NX-37 | 0.06 | 2.53 | 0.02 | 0.94 | 0.03 | 3.70 | 0.02 | 18.18 |
| NX-38 | 0.12 | 5.02 | 0.08 | 4.30 | 0.06 | 4.92 | 0.02 | 8.00 |
| NX-39 | 0.15 | 6.44 | 0.08 | 4.44 | 0.01 | 0.69 | 0.01 | 6.67 |
| NX-40 | 0.10 | 4.17 | 0.05 | 2.28 | 0.03 | 3.30 | 0.02 | 20.00 |
| 平均相对误差/% | 3.18 | 2.98 | 2.36 | 18.73 |
| 相对误差范围/% | 0.32~11.88 | 0.44~4.86 | 0.00~10.34 | 3.85~55.56 |
| 相对误差小于等于10%占比/% | 97.50 | 100.00 | 97.50 | 35.00 |
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