dry friction test

例句：

1. 1. The engineer conducteda dry friction test on the new material to ensure its durability.
   工程师对新材料进行了干摩擦试验，以确保其耐用性。
2. 2.During the dry friction test, the machine was found to have a high level of wear resistance.
   在干摩擦试验中，机器被发现具有很高的抗磨损水平。
3. 3.The dry friction test is an important part of the testing process for evaluating the performance of materials.
   干摩擦试验是评估材料性能的重要测试过程的一部分。