This paper discusses the fracture shape of the tensile test sample in practice teaching of mechanics.
本文就力学实践教学中拉伸试样断口形状问题进行探讨。
Tensile test shall be carried out on one pipe sample representing each inspection lot. But not less than one pipe sample representing each heat test.
每批检验品只抽一个钢管代表整批的来做张力测试，但是至少有一个以上样品代表整批做热度测试。
The backlight photography with single sample was used to measure the true stress-strain of the ductile material after necking in tensile test.
本文采用单试样逆光拍照法对延性材料拉伸试验缩颈后的真实应力-应变进行了有效的测量。
Tensile test shall be carried out on one pipe sample representing each inspection lot.
每批拉伸实验只要挑选1个样品钢管进行即可。
Tensile test shall be carried out on one pipe sample representing each inspection lot.
每批拉伸实验只要挑选1个样品钢管进行即可。
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