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桥式起重机运行的稳定性在很大程度上取决于走轮的结构和安装方式。目前使用的起重机一般都采用圆柱形踏面的走轮。苏联起重运输机械研究所(ВНИИПТМАШ)进行的研究工
The stability of the operation of overhead traveling cranes depends very much on the structure and installation of the traveling wheels. Crane currently used are generally cylindrical tread wheel. Researcher at the Soviet Union’s Hoisting and Transport Machinery Research Institute (ВНИИПТМАШ)