high-frequency torque fatigue tester

例句：

1. 1.This high-frequency torque fatigue tester is used to measure the fatigue life of materials under high-frequency vibration conditions.
   这种高频扭矩疲劳试验机用于测量材料在高频振动条件下的疲劳寿命。
2. 2.The engineers used this high-frequency torque fatigue tester to evaluate the durability of the new material.
   工程师们使用这种高频扭矩疲劳试验机来评估新材料的耐用性。
3. 3. The tester was designed to detect any defects in the metal parts before they were assembled into the final product.
   该测试器被设计用来在将金属部件组装成最终产品之前检测任何缺陷。