为了使混凝土搅拌机转移方便,通常采用四轮或二轮支承底盘,依靠另外的动力拖行。由于建筑用混凝士搅拌机往往在一个工地固定工作半年一年甚至几年,有的小型混凝土予制场,移动式搅拌机就位后几乎不再 In order to facilitate the transfer of the concrete mixer, a four-wheel or two-wheel support chassis is usually used, and it is dragged by another power. Due to the fact that construction mixers are often used for a fixed period of six months, a year or even several years at a construction site, some small-scale concrete construction sites are almost impossible to place after the mobile mixer is in place.