对采用钢丝绳传动的LS-2型半连续铸造机的不可逆调速系统存在的问题进行了全面分析；

The problem in the old non - reversing speed control system of LS-2 D. C casting machine with rope driving are analyzed and discussed;

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它由电动机、传动机构和卷筒或链轮组成，分为钢丝绳和环链两种。

It consists of motor, drive mechanism and the drum or sprocket composition, divided into two types of wire rope and chain.

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介绍了德马格公司新型DR钢丝绳电动葫芦的系列参数、结构特点、主要传动部件和安全保护装置。

This paper presents series parameters, structural characteristics, main driver components and safe protection devices of Demag's new DR rope hoist.

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