查询词典 pedestal pile

The influences of settled material, bellout height and diameter on the bearing capacities of pile with straight shaft and pedestal pile are determined.

分析了桩底沉渣、扩底高度和扩底直径对大直径等截面桩与扩底桩承载特性的影响，得出桩身轴力、桩侧阻力和桩顶沉降等变化规律。

On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support force at the same time considering the feature of pedestal pile"s "arch effect the article introduces conception of pile effective length and finally obtain the formula of calculating man-made pipe with bulb-shaped axial carrying capacity .

在此基础上论文详细归纳了以相对沉降为依据确定单位面积端承力q_b的计算方法，并考虑扩底桩的&拱效应&特点引入了有效桩长的概念，最后结合公路规范推出了比较实用的人工挖孔扩底桩轴向承载力计算公式。

Underground electric substation ; uplift pile ; deep excavation ; bearing characteristic ; pedestal uplift pile ; subsequent side inject ; field test ; double tubular method ; off-load rebound ; bearing capacity loss

地下变电站抗拔桩深层开挖扩底桩注浆现场试验双套管法卸荷回弹承载力损失

This text pressed an on trial pedestal each zero partses to carry on a detailed calculation and the school pit to the liquid in introducing the background of the topic research and the foundation of the meaning:Pass to draw up towards experimenting the pedestal system principle diagram, explain the work principle of the system and manipulate a method;Pass the calculation to the system pressure,discharge, choose the oil pump,pipeline and valve door;Pass the calculation to deliver the calories to system, make sure the physical volume of the fuel tank and choose heating apparatus with spread a hot machine;Pass to spread a design of move the system to the pump station, choose to keep the strength that the gear cone wheel gear spread to move to combine a school to check stalk.

本文在介绍课题研究的背景及意义的基础上，对液压试验台各零部件进行了详细的计算和校核：通过对试验台系统原理图的拟订，说明了系统的工作原理和操纵方法；通过对系统压力、流量的计算，选择了油泵、油管和阀门；通过对系统发热量的计算，确定了油箱的体积并选择了加热器和散热器；通过对泵站传动系统的设计，选择了直齿圆锥齿轮传动并校核了轴的强度。

Through in the practice feeling about divulgement, vibration and synthesis operational performance of the pump and life of the key components and the pedestal and intact operating horary inside contact in whole set, try to look for one kind of reasonable and economical corrosion resisting stainless steel material of the pedestal and pump body,in the hope prolonging ZA200-315A and HC200-250A type stainless steels acid resisting pump whole set operation life.

通过实践摸索泵的泄漏、振动及泵综合使用性能和关键部件的寿命、底座寿命与整机完好运行时间的内在联系，试图寻找一种合理经济的耐腐蚀不锈钢底座及泵身材质，以期延长ZA200—315A型及HC200—250A型不锈钢耐酸泵的整机运行寿命。

This grinding machine processes the way adoption correspond type to whet to pare the way, the work piece install at turn round the work on the stage, turn round with the work pedestal, the emery wheel turns round at the same time, the path of the emery wheel to enter to depend turn round the work pedestal to follow the X direction moves the realization, top of bearings bore and top end face process good after, process with same emery wheel underneath of bearings bore and under carry the noodles, the work piece install once, with guarantee the accuracy.

此磨床的加工方式采用切入式磨削方式，工件安装在回转工作台上，随工作台回转，同时砂轮回转，砂轮的径向进给靠回转工作台沿 X 方向位移实现，上面的轴承孔及上端面加工好后，用同一砂轮加工下面的轴承孔及下端面，工件一次安装，以保证精度。

To ensure that the reaction force and anti-wall concrete pedestal construction quality and design requirements for reaction time pouring concrete pedestal捣成type, reaction formation pedestal error of less than ± 2.5mm; reaction wall flatness error of less than ± 2.5mm, reaction force wall verticality Gradient error is less than 10mm, anti-power wall concrete positive effects for the fair-faced concrete.

确保反力墙与反力台座的混凝土施工质量，设计要求反力台座混凝土一次浇捣成型，反力台座平整度误差小于±2.5mm；反力墙平整度误差小于±2.5mm，反力墙垂直度渐变误差小于10mm，反力墙混凝土正面为清水混凝土效果。

In this paper, the limit load of buried pipe, that is used in Nanjing city nature gas using engineering, was studied by finite element analysis under various groundsill character, pedestal angle and ground pressure, and the risk assessment for this piping was performed. The limit load of buried pipe was measured by experiments. The research contents and results were as follows:(1) With FEA method, the effects of various groundsill character, pedestal angle and ground pressure on the limit load of buried pipe were studied.

本文主要针对南京市城市天然气利用工程的埋地管道，研究其在不同地基性质、支座包角和地面载荷情况下的极限载荷，并进行了试验研究，同时进行了风险评价，主要研究内容与结论如下：(1)通过有限元计算分析，研究了不同地基性质、支座包角和地面载荷对埋地管道极限载荷的影响。

In recent years, with the advanced requirements for speedup and heavy load from rail transport, the advanced requirements for the property of supporting pedestal have been proposed. The inherent defectivenesses which include the low mechanical property, low fatigue ductility and low shock resistance of cast-steel product, and the avoidless gas cavity, shrinkage porosity, inclusion, crack, etc in cast-steel product, existed in the product of Cast-steel supporting pedestal, have threatened the high speed and safe running of railroad.

近年来，随着铁路运输对重载、高速要求的提高，对关键部件支撑座的性能要求也在提高，铸钢支撑座产品存在的固有缺陷(铸钢件本身的机械性能、疲劳韧性、抗冲击性能都不高，铸件产品无法避免地存在气孔、缩松、夹杂、裂纹等)对铁路高速安全运行已构成威胁。

The acusector pedestal is pivotally connected with the pivotal pedestal and provided with a channel.

针刀基座可枢转地连接到枢转基座上并具有通道。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。