The other kinds of sprcial & unusal Spring washer, Spring washer made of special steel, stainless steel, copprer.

其他各种特殊、异型及特种钢、不锈钢、铜质的弹簧垫圈。

youdao

The other kinds of sprcial & unusal Spring washer, Spring washer made of special steel, stainless steel, copprer.

其他各种特殊、异型及特种钢、不锈钢、铜质的弹簧垫圈。

youdao