查询词典 piles

Internal piles: the piles above the "saw-toothed line" is called internal piles, generally it will cause hemorrhage and no pain.

内痔：在「锯齿线」以上的痔疮称内痔，一般表现以出血较多，不痛。

For composite foundation with compressible piles, based on displacement harmony condition, and combining with load transfer method and approximate solution of differential equation, analysis methods of linear and nonlinear interaction between piles and surrounding soil were suggested.

对柔性桩复合地基，是基于位移协调条件，并结合荷载传递法与微分方程的近似解法——子域法，提出了变截面自由单桩与地基土、刚性承台下柔性单桩和变截面柔性单桩与地基土、刚性承台下柔性群桩与地基土线性及非线性相互作用的分析方法，并得到有效桩长、桩与基土的荷载分配及刚性承台下各桩桩项荷载分配、荷载—沉降关系、荷载传递规律等有意义的结果。

Adopting different lengths of piles with the mattress breaker strip on each can make rational use of the effective working lengths of piles and give full play to the positive functions of interpile soil.

采用不同的桩长，在其上设置褥垫层，能合理利用桩的有效工作长度，充分发挥桩间土的积极作用。

In this paper, the history and the current situation of studies on piles in calcareous sands are systematically summarized, and the reason for low bearing capacity of piles in calcareous soil s is analysed.

系统综述了钙质砂中桩基工程研究的历史和现状，分析了钙质砂的低桩基承载力的原因，提出今后重点研究方向。

The paper introduces the concept、characteristic and construction machine of root piles ,also it introduces the technical process and quality control methods of root piles .

树根桩是一种应用较少的桩型，文章结合工程的应用，介绍树根桩的概念、特点及施工机械，以及树根桩的施工工艺、质量控制要点等。

The forces and moments on individual pile are not uniform because of the effects of group piles. The effects of KC number, water depth and current velocity on the coefficient of group piles are discussed.

由于群桩效应使得各组成桩的受力不均匀，通过试验研究，分析了群桩中各组成桩及群桩总体折减系数随KC数的变化、受水深及流速的影响。

The formula for effect coefficient of piles group were solved gradually under different shape of laying-out piles according to principle of additional stress superposition.

根据附加应力叠加原理，逐步推导得到不同布桩形式的群桩效应系数计算公式。

The achievement that soil ultimate bear capacity heightened under pile caps due to barrier effect of piles gained from model test, and soil move around piles acquired from numerical simulation, its not only verified hypothesis of composite pile foundation nonlinear design theory, but have important reference value to the study of design theory and design method of composite pile foundation, which help to go deep into study of promote pile-soil-pile caps nonlinear interaction theory and composite pile foundation nonlinear design theory.

由模型试验得到的桩的遮拦作用对承台下土体极限承载力提高和数值模拟得到的土体绕桩流动等成果，不仅验证了

The difficult of narrow construction site is successfully solved after the design method and construction technology of support and water cut-off technique for the foundation pit with bored piles drilled in single-row deep-mixing piles of curtain for cutting off water are proposed in the narrow available site of the underground.

7在地下可用空间狭小的场地，提出了在单排深层搅拌桩止水帷幕中套打钻孔灌注桩基坑支护截水技术设计方法和施工工艺，成功地解决了施工场地狭小的困难。

Finally, with this modeling and calculating method, influencing factors such as rate of piles length and diameter, the depth of rock-socketed, intensity of soils around piles, intensity of rock, intensity of pile, flaccidity layers and the depth of sediment at the end of pile were studied in detail.

最后，以这一方法为基础，对影响嵌岩灌注桩承载性状的长径比、嵌岩深度、桩周土强度、基岩强度、桩体强度、软弱夹层、以及沉渣等因素进行了详细地研究。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。