首页> 外国专利> Device for the program control of the boom arm and the borehole surface of the feed of the work drilling machine being operated on self-propelled drilling systems

Device for the program control of the boom arm and the borehole surface of the feed of the work drilling machine being operated on self-propelled drilling systems

机译:用于在自行式钻井系统上操作的作业钻机的动臂和进料孔表面的程序控制装置

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