hydraulic sand filling的意思|示意
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水砂充填
hydraulic sand filling的网络常见释义
水砂充填 ... blowing sand filling 吹砂填筑 hydraulic sand filling 水砂充填 secondary sand filling technology 二次充填补砂 ...
hydraulic sand filling相关例句
This paper describes main technical characteristics of underhand drift hydraulic sand filling method and its successful application at North Part of Wushan Copper Mine.
简述了铲运机出矿的下向进路式水砂充填采矿法的主要技术特点和在武山铜矿北矿带的成功应用。