查询词典 pile hammer

The time-history method is used for calculating the seismic response of high piers under uniform excitation and progressive wave effect in consideration of pile group effect and pile-soil interaction.

建立一座5跨薄壁高墩连续刚构桥的空间抗震有限元模型，考虑群桩效应和桩-土效应，运用时程分析法计算了一致激励及行波效应下高墩的地震响应。

The characteristics of co-operation of pile and soil, reinforce mechanism, failure mode and engineering characteristics of rammer carrier CFG pile composite foundation are also researched.

研究夯扩载体CFG桩复合地基的桩土共同作用特性、加固机理、破坏模式和工程性质。

In this paper, the author sets up the dynamic model of the vibratory extracting-driving piling machine, and carries out the dynamic analysis, parameter calculation and Matlab's simulation for this model. Using the equation reciprocity law to carry out the calculation of soil parameter and simulation, and using the genetic algorithm to make optimization of the machine on the basis of the simulation, the author gets the optimum self-induced vibration frequencies of the machine changing with the depth of the pile and the optimization result of other parameters, thus reaching the conclusion that along with the increase of pile sinking depth, the optimum self-induced vibration frequency becomes bigger, and the vibration mass becomes smaller, hence deepening the knowledge of the dynamic performance of this system.

本文建立了振动沉拔桩机的动力学模型并对这一模型进行了动力学分析、参数计算和Matlab仿真，并利用方程对等法进行土壤参数的计算和仿真，又在仿真的基础上使用遗传算法对桩机进行了优化，从而得出了路基加固振动沉拔桩机随沉桩深度变化而改变的最佳激振频率以及其它参数的优化结果，并得出了随沉桩深度的增加，桩机的最佳激振频率由小变大，最佳参振质量由大变小的结论，深化了对该系统动力学性能规律的认识。

In this paper, the author sets up the dynamic model of the vibratory extracting-driving piling machine, and carries out the dynamic analysis, parameter calculation and Matlabs simulation for this model. Using the equation reciprocity law to carry out the calculation of soil parameter and simulation, and using the genetic algorithm to make optimization of the machine on the basis of the simulation, the author gets the optimum self-induced vibration frequencies of the machine changing with the depth of the pile and the optimization result of other parameters, thus reaching the conclusion that along with the increase of pile sinking depth, the optimum self-induced vibration frequency becomes bigger, and the vibration mass becomes smaller, hence deepening the knowledge of the dynamic performance of this system.

本文建立了振动沉拔桩机的动力学模型并对这一模型进行了动力学分析、参数计算和Matlab仿真，并利用方程对等法进行土壤参数的计算和仿真，又在仿真的基础上使用遗传算法对桩机进行了优化，从而得出了路基加固振动沉拔桩机随沉桩深度变化而改变的最佳激振频率以及其它参数的优化结果，并得出了随沉桩深度的增加，桩机的最佳激振频率由小变大，最佳参振质量由大变小的结论，深化了对该系统动力学性能规律的认识。

Be engaged in clinical over 20 years, and being good at disposing common ailment and severe cases in anorectum section, masculine branch and urinary surgery , especially in operation on internal pile, external pile, combined hemorrhoid, anal fissure, colorectal Polyp, pruritus ani, rectocele, prolapse of ring-like hemorrhoids .

从事临床工作二十余年，能娴熟处理泌尿外科、男性科、肛肠外科各种常见病及疑难杂症，尤其擅长诊治内痔、外痔、混合痔、肛裂、直肠息肉、肛门瘙痒、脱肛、混合痔环状脱出及内痔环状脱出，备受患者好评。

This paper introduces a concept of recent seismic design method for steel sheet pile revetment in Japan, and seismic behavior obtained by an experiment for steel sheet pile revetment.

本文介绍了日本钢板桩护岸抗震设计方法的观念，以及试验中钢板桩护岸在抗震性方面的表现。

Ferromagnetism substances can be regarded as a right cylinder, and magnetic field characteristics around the pipe pile were analyzed on combination with model piles' tests. Lengths of pipe pile under buildings were detected by the magnetic logging principle.

把管桩中的铁磁性物质等效成直立磁性圆柱体，结合模型桩试验，研究了管桩外部的磁场特征，并且利用管桩外部的磁场特征确定了某居民小区住宅楼基础中管桩的长度。

The hole building technology of cast-in-site bored pile in riprap layer;2. Technical key points are summarized for hole building ,steel reinforcement cage construction and concrete pouring in order to increase construction quality of cast-in-place bored pile.

从工程现场施工和质量控制的角度，对钻孔灌注桩施工中存在的问题进行了探讨，总结了现场成孔技术要点，重点研究了钢筋笼的施工和混凝土的灌注，以提高钻孔灌注桩的施工质量。

The paper expounds systematically the strengthening mechanism,design calculations,construction process,quality control and quality inspection during cohesionless soil subgrade treatment by vibrating sunken tube sand pile,based on the practical application of vibrating sunken tube sand pile in sand-wash-and-filling subgrade treatment of Ganjiang Nanda Road.

结合振动沉管砂桩在赣江南大道冲填砂路基处理中的应用实践，系统地阐述振动沉管砂桩在砂性土地基处理中的加固机理、设计计算、施工工艺、质量控制及质量检验。

A classical one dimensional sandpile model was researched in this paper, the model can not explain the self-organized criticality phenomena which appearing in one dimensional rice pile, so we did some mend on this model and make it including avalanche probability, with the new model we explained the SOC phenomena appearing in one dimensional grain pile.

本文考查了一个经典的一维BTW沙堆模型，发现它不能描述实验中已观察到的一维米粒堆的自组织临界现象，因此本文对经典一维BTW模型进行了改进，建立了一个含崩塌概率的一维沙堆模型，并用该模型解释一维米粒堆中出现的自组织临界现象。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48