在这种情况下，水会通过可渗透材料或裂缝渗出，影响了在上部水压力作用下的隧道施工进度。

In such cases, water seeps through porous material or crevices, subjecting the work in progress to the pressure of the water above the tunneling path.

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在上游已建成具有一定调节能力的水库时，为减少下游拟建水库的施工导流流量，要求上游水库控制泄量以满足施工要求。

If a regulated reservoir was built on upstream, we always reduce construction flood to meet the requirement of the hydropower project downstream through controlling the outflow of reservoir upstream.

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本文介绍了移动式钢轨气压焊接技术在上海地铁轨道维修中的应用，表明移动式钢轨气压焊接技术适合地铁维修施工，值得推广运用。

This article introduce the application of mobile rail gas pressure welding technology in the track maintenance of Shanghai Metro, and bring forward this technology is applicable and worthy to spread.

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But the guy working, the one on the track off to the side, he didn't choose to sacrifice his life any more than the fat man did, did he?

但在侧轨上施工的那名工人，他并不比那个胖子，更愿意牺牲自我，不是吗？

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