只需一步,快速开始
坪玉弈0001 发表于 2014-11-7 12:08 static/image/common/back.gif- o; _7 r+ D* p* i1 m+ v: K* r& L& M 看看招行不:单独在车床滚纹,做一个卡套卡在光轴上,长一点近贴纹花根,卡盘卡根,顶尖顶上。找正就行。 ...
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