新型(xing)滾輪(lun)(lun)通過輪(lun)(lun)轂上的機械結構與(yu)彈(dan)(dan)性(xing)體固定(ding)的免粘膠設(she)計 , 可 以防止(zhi)彈(dan)(dan)性(xing)體脫落，提高了(le)滾輪(lun)(lun)的 使用(yong)壽命，減(jian)(jian)少(shao)工(gong)(gong)作人(ren)員對該電(dian)梯 用(yong)滾輪(lun)(lun)的拆解和組裝工(gong)(gong)作，節省人(ren)工(gong)(gong)成(cheng)本，也減(jian)(jian)少(shao)維保人(ren)員在電(dian)梯井 道(dao)內停留時間(jian)，降(jiang)低安全風(feng)險。

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