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功能用途
?把(ba)機(ji)械傳(chuan)(chuan)(chuan)動中的(de)動力機(ji)與工作(zuo)機(ji)聯接(jie)起來,通過不(bu)同(tong)(tong)齒(chi)(chi)形和齒(chi)(chi)數的(de)齒(chi)(chi)輪以(yi)不(bu)同(tong)(tong)級數傳(chuan)(chuan)(chuan)動,用以(yi)傳(chuan)(chuan)(chuan)遞扭矩,實現(xian)傳(chuan)(chuan)(chuan)動比減速。