樓主: 大易歸真
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老外的變態(tài) 數(shù)控全自動(dòng) 彎管機(jī) (非常見彎管原理)絕對(duì)震撼 |
點(diǎn)評(píng)
X.Y,z都在運(yùn)動(dòng)。不銹鋼管沒有加熱的。加熱肯定會(huì)有痕跡的。
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