2733| 10
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蝸輪螺桿升降機(jī)的功率計(jì)算需要加上導(dǎo)向柱的摩擦力嗎,? |
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點(diǎn)評
應(yīng)該沒有,。因?yàn)椴蛔枣i
升降機(jī)有擺線針輪的嗎?
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點(diǎn)評
廠家的問題吧
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