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發(fā)布時(shí)間: 2015-10-26 11:26
正文摘要:本帖最后由 shouce 于 2015-10-26 11:38 編輯 ' h9 J2 K6 N) v: Y5 _& d. s6 k( e ; y1 J- ~: x9 j, p- U, Z" d 現(xiàn)在大多數(shù)螺桿轉(zhuǎn)子型線都是以當(dāng)年的日立型線為原型設(shè)計(jì)出來。我一直在想 ... |
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