tensile test bar

例句：

1. 1.The engineer used a tensile testbar to measure the strength of the material.
   工程师使用拉伸测试棒来测量材料的强度。
2. 2. During the experiment, the tensile test bar was subjected to various stresses.
   在实验过程中，拉伸测试棒经受了各种应力。
3. 3. The tensiletest bar was carefully placed on the sampleand then pulled apart.
   拉伸测试棒被小心地放置在样品上，然后被拉开。