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文章对我国研制的几种煤巷临时支架及苏联、联邦德国煤巷掘进工作面临时支护设备的结构性能、使用情况做了介绍。
The paper introduces some kinds of temporary supports of coal roadway developed in our country and the structural performance and usage of the temporary supporting equipment for coal mining in the Soviet Union and the Federal Republic of Germany.