strain-gauge technique

例句：

1. 1.The strain-gauge technique is used to measure the strain in materials under stress.
   应变片技术用于测量材料在应力下产生的应变。
2. 2.This strain-gauge technique can detect even the smallest changes in temperature.
   这种应变片技术可以检测到温度的微小变化。
3. 3. In engineering, the strain-gauge technique is used to monitor the behavior of structures under load.
   在工程中，应变片技术被用来监测结构在载荷作用下的行为。