It was only when the hull was hanging freely from the lifting frame, clear of the seabed and the suction effect of the surrounding mud, that the salvage operation progressed to the second stage.
只有当船体从升降架上自由悬挂，脱离海床和周围泥浆的吸力作用时，打捞工作才进入第二阶段。
This suction effect increases wind speeds by up to 30 percent at each of the 95-foot-long rotors to boost electricity production.
这一抽吸效应使得经过每个长达95英尺的转子的时候风速增加30%，有利于电力生产。
The suction effect on separation and lift force are studied by numerical method.
本文使用数值模拟方法研究了吸气效应对分离的控制及增升作用。
It can improve gas suction effect, reduce drilling hole amount and save construction investment.
采用优化后的方法可以提高瓦斯抽放效果，减少钻孔数量从而节省施工投入。
Because the utility model is provided with the compressed air inlet and the jet nozzle, the energy consumption is low and the silk suction effect is favorable.
与现有技术相比，本实用新型由于设置了压缩空气进口和喷嘴，它能量消耗低、 吸丝效果好。
Due to some reasons of the face arrangement, the gas-suction effect, and so on, the first choice is the method of gas-suction over mining.
由于采场接替、抽放效果等诸多原因，随采随抽瓦斯方法为首选。
Due to some reasons of the face arrangement, the gas-suction effect, and so on, the first choice is the method of gas-suction over mining.
由于采场接替、抽放效果等诸多原因，随采随抽瓦斯方法为首选。
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