认真检验是基本的。以后还是能够自己生产合格的钢材才是王道！

来源: ★火眼金睛☆ 于 2017-10-21 16:52:34 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.