... coal haulage 煤炭运输 continuous haulage 连续拖运 cross haulage 不必要运输 ...
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half-continuous haulage 半连续运输
continuous haulage car 连续牵引车
semi-continuous haulage 半连续运输
continuous haulage system 连运系统
semi-continuous haulage systems 半连续运输系统
continuous ore drawing and haulage 连续出矿运矿
Research on continuous ore drawing and haulage equipment for underground metal mines has widely been done in main foreign countries with mining industry.
国外主要矿业国家对地下金属矿山连续出矿运矿设备进行了深入的研究。
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