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軸承為什么總不耐用,?對(duì)照表格查查原因,! |
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點(diǎn)評(píng)
我也農(nóng)村出來的,嘿嘿
笑個(gè)毛,,我農(nóng)村來的,,以丈為單 位,以公分為誤差,,什么絲絲,,毛毛,老子不懂,,錘子到是有勁,,扭螺絲能扭斷扳手,膽大的扭斷,,膽小的扭不緊,,膽不大不小的不干 機(jī)械。
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