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功能用途
行走(zou)齒輪箱主(zhu)(zhu)要用(yong)于驅動履帶(dai)驅動輪,從而帶(dai)動履帶(dai)實(shi)(shi)現(xian)工(gong)程(cheng)機械(xie)主(zhu)(zhu)機前(qian)進、后退、轉向(xiang)等(deng)功(gong)能的實(shi)(shi)現(xian);卷(juan)揚齒輪箱主(zhu)(zhu)要用(yong)于驅動卷(juan)筒,通過收放鋼絲繩實(shi)(shi)現(xian)貨物(wu)的起吊、起吊臂(bei)的變幅等(deng)功(gong)能的實(shi)(shi)現(xian);回(hui)轉齒輪箱齒輪箱主(zhu)(zhu)要用(yong)于驅動回(hui)轉立軸,與回(hui)轉支承相(xiang)嚙合實(shi)(shi)現(xian)車體左右旋(xuan)轉功(gong)能。