问道拉伸实验的题~~A tensile test uses a test specimen that has a gage length of 50 mm and an area = 200 mm2. During the test the specimen yields under a load of 98,000 N. The corresponding gage length = 50.23 mm. This is the 0.2 percent yield

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问道拉伸实验的题~~Atensiletestusesatestspecimenthathasagagelengthof50mmandanarea=200mm2.Duringthetestthespec

问道拉伸实验的题~~A tensile test uses a test specimen that has a gage length of 50 mm and an area = 200 mm2. During the test the specimen yields under a load of 98,000 N. The corresponding gage length = 50.23 mm. This is the 0.2 percent yield
问道拉伸实验的题~~
A tensile test uses a test specimen that has a gage length of 50 mm and an area = 200 mm2. During the test the specimen yields under a load of 98,000 N. The corresponding gage length = 50.23 mm. This is the 0.2 percent yield point. The maximum load = 168,000 N is reached at a gage length = 64.2 mm.
(a) Determine yield strength Y,
450 MPa
468 MPa
490 MPa
520 MPa
(b) Determine modulus of elasticity E
188.5 x 10^3 MPa
124.8 x 10^2 MPa
1885.0 x 10^3 MPa
1248.0 x 10^2 MPa

问道拉伸实验的题~~A tensile test uses a test specimen that has a gage length of 50 mm and an area = 200 mm2. During the test the specimen yields under a load of 98,000 N. The corresponding gage length = 50.23 mm. This is the 0.2 percent yield
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问道拉伸实验的题~~A tensile test uses a test specimen that has a gage length of 50 mm and an area = 200 mm2. During the test the specimen yields under a load of 98,000 N. The corresponding gage length = 50.23 mm. This is the 0.2 percent yield 英语中名词作定语修饰名词时能不能用复数?在科技写作中,遇见了这样的问题.我说“拉伸实验结果”:tensile tests results被审稿人告知这属于基本语法错误,应该是 tensile test results,即便是很多 问道立体几何的题 问道三角函数的题, 什么是原位拉伸实验 低碳钢拉伸经典实验中,拉伸试样的四个变形阶段是那四个? 金属拉伸实验再采用国标228拉伸低碳钢(铁卷)时,拉伸试验机该采用多大的拉伸速度,速度对哪些参数有影响. 问道题! 金属材料的拉伸实验中如何观察低碳钢的屈服点 铸铁和低碳钢在拉伸时的力学性能材料力学实验 无锡什么地方可以测金属的拉伸,弯曲,冲击实验 低碳钢拉伸实验的过程分为哪三个阶段? 拉伸法测杨氏模量的物理实验方法有哪些 拉伸破坏实验所确定的材料力学性能数据有何实用价值?(低碳钢、铸铁的拉伸实验) 问道幂级数求收敛半径的题 问道幂级数求收敛半径的题 在材料拉伸实验中,我用的引伸计标距为50mm能否测量拉伸试样标距比引伸计小的拉伸试样,例如25mm标距. 还有高中数学高手在线吗 问道题在的说一下 问道题