The choice and application of retaining by piles in row for deep foundation excavation in soft clay;
文章介绍了桩锚支护形式在老粘土地区超深基坑支护中的应用情况，并总结出其应用的良好效果。
The design and construction of prestressed anchor bar in pit supporting structure of row of piles are key about safety of foundation pit.
排桩预应力基坑支护结构中预应力锚杆的设计和施工是关系基坑安全大计的关键。
In recent years support structure with double-row piles as a new type of support structure for deep foundation pit has been applied in Wuhan.
双排桩支护结构作为新型的深基坑支护结构形式，近几年开始在武汉地区运用。
New design and execution techniques are adopted in South Anchor Cushion Foundation Pit, namely freezing method of row piles.
其南锚定基础深基坑支护采用了钻孔灌注桩排桩加多道支撑挡土的排桩冻结法。
In the deep excavation, row-piles are imposed larger horizontal frost-heaving force, but the force value is intractable to ascertain exactly.
在排桩冻结深基坑工程中，冻结壁将对排桩产生较大的水平冻胀力作用，但冻胀力的大小难以确定。
For a single row of piles, the optimization position for pile to be exerted in can be obtained by the lower bound method by trial calculation;
对于单排桩，借助于下限法可以通过试算确定其设桩范围；
Engineering practice has proved that, using double-row piles in foundation pit supporting is a quite well way to safety and economic benefit, when in the foundation pit within 10 meters in depth.
工程实践证实，开挖深度在10米以内的基坑中，采用双排桩进行基坑支护在安全和经济效益上是非常好的支护方式。
However, the current research and application of double-row piles supporting structure is mostly concentrated in the coastal and southern regions, while less in the northwest loess region.
目前，关于双排桩支护结构的研究及应用，多集中于沿海与南方地区，而在西北黄土地区的相关研究及应用则相对较少。
Then, all the cylinders are distributed in two parallel lines, which makes the problem turn into the vibration isolation using double row of elastic piles.
随后，取圆柱体分布于两条相互平行的直线上，则问题演变为双排弹性桩屏障对于弹性波的隔离问题。
Then, all the cylinders are distributed in two parallel lines, which makes the problem turn into the vibration isolation using double row of elastic piles.
随后，取圆柱体分布于两条相互平行的直线上，则问题演变为双排弹性桩屏障对于弹性波的隔离问题。
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