非破坏性试验 non-destructive test 在不破坏材料的情况下进行的试验，如X光分析、超声波探伤、光弹检测取向和内应力等。
局部放电检测作为一种非破坏性试验，越来越得到人们的重视。
Partial discharge (PD) detection, as one of the non-destructive testing, has been paid more and more attention.
如其名称含义，对焊缝进行非破坏性试验后，不影响焊缝性能和今后的使用。
Nondestructive tests, as the name implies, may be performed on welds without affecting their properties or future usefulness.
试样的截取应在所有非破坏性试验（NDT）已经完成并已经通过所用NDT方法的相关检查依据后进行。
Test specimens shall be taken after all non-destructive testing (NDT) has been carried out and which has passed the relevant inspection criteria for the NDT method(s) used.
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