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發(fā)布時(shí)間: 2015-12-15 19:11
正文摘要:如題,看看這個(gè)刀具怎么做?' Z5 K, B( i' L , r' p# P3 |' h) e' \6 i4 u. P 4 h! r5 N5 [3 L- l# A, T. x' L5 D, q- [. }! a( v2 n+ Q 也包括下圖中的這個(gè)單邊角度3.5°的錐度鉆頭。 ... |
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