5坐标机床在85年后有的。4坐标机床在80年之后有的。单个叶片好加工整体叶轮不容易

来源: 佩尼燕京人penny 于 2021-07-09 21:48:53 [博客] [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.