non-destruction testing

• 无损检测

non-destruction testing的用法和样例：

例句

1. A new developed technique in nondestructive testing for residual stress of the ferromagnetic materials is discussed.
   讨论了一种检测铁磁材料内部应力的无损检测新技术。
2. Combined nondestructive testing technology and photomicrography , defects can be observed in kinds of process conditions.
   结合无损检测技术和显微镜的观测，能直观的看到不同工艺参数下试样缺陷分布情况，跟统计的孔隙率分布基本吻合。