其目的在于计算非标准规格api钢丝绳的最小破断拉力值。

The purpose is to calculate the minimum breaking force of nonstandard diameter steel wire rope.

youdao

其目的在于计算非标准规格api钢丝绳的最小破断拉力值。

The purpose is to calculate the minimum breaking force of nonstandard diameter steel wire rope.

youdao