R&R study of using a stress wave timer to measure the elastic modulus of structural dimension lumber

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• 作者：Yabin Yu^a ; ^{yabin.yu@qq.com} ; Ying Liu^a ; ^{lying_new@163.com} ; Meng Gong^b ; ^mgong@unb.ca ; Zhaojun Xu^a ; ^{xzjcn@163.com} ; Youpan Fang^a ; ^{fangyoupan@126.com}
• 关键词：R&R ; Stress wave timer ; Lumber ; Modulus of elasticity ; Uncertainty
• 刊名：Measurement
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：95
• 期：Complete
• 页码：293-296
• 全文大小：553 K
• 卷排序：95

文摘

Repeatability and reproducibility (R&R) of using a stress wave timer to measure MOE of lumber was analyzed. The super reliability of using the instrument was discovered. The uncertainty of a MOE measure was theoretically analyzed and calculated.