在超声探伤中，经常遇到测试面较粗糙。
Test surfaces are usually rough in ultrasonic flaw detection.
所有加工面，包括磨整过的表面，都必须进行磁粉探伤。
All (100%) machined areas, as well as grinded surfaces must be inspected by magnetic particle.
所有加工面，包括磨整过的表面，都必须进行磁粉探伤。
All (100%) machined areas, as well as grinded surfaces must be inspected by magnetic particle.
应用推荐