however1241 發表于 2016-3-30 08:12 . w; z7 j) W6 s0 T2 w修鍵不行么?
Dandylian 發表于 2016-3-29 20:00 . c, [. e, J ^& E6 A- h+ E 收縮不多,數量不大,銼刀修整。如量大用推刀推!關鍵是量大時,要做鍵槽熱前熱后工藝試驗,便于拉刀寬度修 ...
however1241 發表于 2016-3-30 08:12 " ]& P1 G, a+ q修鍵不行么?
however1241 發表于 2016-4-1 12:44 " `4 Z. e0 B( p3 `怎么叫縮了
however1241 發表于 2016-4-1 12:44 - f/ S% z- |# ?8 M" N; t 怎么叫縮了