design strength

例句：

1. 1. The design strength of the newproduct is impressive.
   新产品的设计强度令人印象深刻。
2. 2.The engineer designed a strong structure to withstand the earthquake.
   工程师设计了一个坚固的结构来抵御地震。
3. 3. The design strength of thebridge was tested before it was built.
   这座桥的设计强度在建造前已经进行了测试。