Yet if the assurance coefficient is too big, it will happen that material's uneconomic use and hook's ponderosity.

而安全系数过大，又造成制作材料的浪费和吊钩的粗笨。

youdao

Yet if the assurance coefficient is too big, it will happen that material's uneconomic use and hook's ponderosity.

而安全系数过大，又造成制作材料的浪费和吊钩的粗笨。

youdao