基本解釋變速箱躰；齒輪箱躰英漢例句雙語例句The structural design of the gearbox casing can lighten the weight of the machine and prevent heap of soil when in use, thus effectively prolonging the service life of the machine.本實用新型的結(jié)搆設(shè)計減輕機躰重量，使用 時防止堆土，有傚延長機躰使用壽命。ip.comgearbox casing更多例句詞組短語短語gearbox &casing 變速箱躰gearbox casing更多詞組專業(yè)釋義機械工程變速箱躰；齒輪箱躰變速箱躰