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Explosives and Explosive Ordnance Disposal
containing
进水
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in specified order only
Chinese
English
先
进水
平
advanced level
(A level)
注砂井由贮存充填材料的砂仓和进行水砂混合的注砂室组成的充填设施
storage-mixed bin
注砂井由贮存充填材料的砂仓和进行水砂混合的注砂室组成的充填设施
sand filling shaft
由圈闭空气或由化学充气产生的气泡受到水压头的挤压、而且
或
受到装进炮孔中的液态炸药的挤压
Gas bubbles generated by entrapment of air or by chemical gassing are compressed by the head of water and /or fluid product loaded in the borehole
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