The main influence factors of stability of foundation pit are discussed, especially the influence of seepage induced from head difference.

讨论了影响基坑稳定性的主要因素，特别是由于水头差导致的土体渗流对基坑稳定性的影响。

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The time and spatial effects of excavation considering the variation of water head difference between the inside and the outside of a foundation pit were then investigated.

研究了考虑坑内外水头差变化时的基坑工程时间效应和空间效应，并与不考虑坑内外水头差变化的情况进行了对比。

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Above all, the effects of some parameters on the settlement are studied, such as the thickness, modulus of the overlaying soil, head difference and transmissibility of the confined aquifer.

讨论了上覆土层厚度、上覆土层弹性模量、承压水水头降深和承压层导水系数对沉降的影响。

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They head Manchester United on goal difference, but the reigning champions can open up a three point lead when they host Fulham at Old Trafford Monday.

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Head to the source to see the difference between the original designs and the latest version.

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The main difference is in the shape of the head - there are three main shapes.

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