nondestructive test

例句：

1. 1. The nondestructive testmethod is used to detect defects in thematerial before it is used in production.
   无损检测方法用于在材料用于生产之前检测缺陷。
2. 2. The company conducted a nondestructive test on the new product toensure its quality.
   该公司对新产品进行了无损检测，以确保其质量。
3. 3. Thenondestructive testresults showed that the sample wasfree from any defects.
   无损检测结果显示样品没有缺陷。