The influences of seepage force on foundation pit quicksand are analyzed herein based on the features of groundwater seepage around the water tight screen in the pit.

本文根据基坑防渗帷幕周围的地下水渗流特征，分析了渗流力对基坑流砂的影响，提出了按涌砂安全系数进行防渗帷幕埋入深度计算的方法。

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Sewage flows through coarse bar screen and into inlet pump station drop pit, then is lifted to fine bar screen by drowned pumps.

经过粗格栅污水汇入进水泵站集水坑中，再由潜水泵提升至细格栅进水管。

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The pit still drives screen volume--20% of electronic trades in financial futures originate in the pits.

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But CME Group is not going to be the one to come up with the cash so traders can get back in the pit or on the screen.

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Locals can trade on the screen and in the pit at the same time.

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