load-elongation diagram

例句：

1. 1. The engineer drew a load-elongation diagram to show the stress distribution in the material.
   工程师绘制了一个负载延长图来展示材料中的应力分布。
2. 2.The load-elongation diagram is used to determine the elastic properties of materials.
   负载延长图用于确定材料的弹性属性。
3. 3. During testing, the engineer observed the load-elongation diagram and noted that thematerial had reached its yield point.
   在测试过程中，工程师观察到了负载延长图，并注意到材料已经达到了屈服点。