... 怎样做一个出色的经理 to be an outstanding manager 泵或压缩机出口处第一个闸阀 headgate 但第一个 jumbled up ...
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Headgate grass 坡上草地
lateral headgate 支渠进水闸门
wooden box headgate 木箱式进水闸
The results show that floor relief stress of 762 working face exhibits a nearly linear decrease, and forms relief zone in the headgate of 962 working face.
结果表明:762 工作面开采对底板卸压应力基本是以线性降低,在 962工作面下平巷形成卸压;
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