non-destructive testing of concrete

例句：

1. 1. The company uses non-destructive testing methods to ensure the safety of its products.
   该公司使用非破坏性检测方法来确保其产品的安全性。
2. 2. During the manufacturing process, non-destructive testing is conducted to detect any defects before they are shipped.
   在生产过程中，进行非破坏性检测以在发货前发现任何缺陷。
3. 3. The engineers used non-destructive testing techniques to identify the weak spots in the metal structure.
   工程师们使用了非破坏性检测技术来识别金属结构中的弱点。