底压

带尾支杆的超声速弹丸湍流底压计算

Computation of the Turbulent Base Pressure of a Projectile with Tail Sting in Supersonic Flow

跨音涡轮叶栅底压的无粘模型

An inviscid model for the base pressure of Transonic Turbine Cascade

本文用隐式有限体积法求解轴对称NS方程，在PVM平台下数值模拟超声速底部流场，根据底压分布计算出了底压系数。

This paper uses an implicit finite volume method to solve axisymmetric N S equations to simulate supersonic base flow fields numerically in the PVM platform . Base pressure coefficients are calculated by a base pressure distribution .

并且确定了氧等离子处理柞丝织物的放电时间15分钟、放电功率15W、底压为5Pa、工作压力为30Pa为最佳等离子体处理接枝条件。

Furthermore , the experiments indicate that optimum conditions for the oxygen plasma treatment on tussah fiber are that the discharge time is 15 minutes , the discharge power is 15 W , the minimum pressure is 5 Pa , and the working pressure is 30 Pa.

桩底压密灌浆提高钻孔灌注桩承载力

Using Base Compaction Grouting to Enhance Bearing Capacity of Bored Pile

桩底压浆加固桩端地基技术在桥梁建设中的应用

Application of Pile-bottom Grouting Technology in Reinforce Subgrade in Bridge Construction

桩底压浆灌注桩承载力计算

Calculation of Bearing Capacity of Cast-in-place Pile with Grouting at Bottom

桩底压浆钻孔灌注桩高应变检测分析

Analysis on High-strain Inspection for the Drilled Piles with End Grouting

浅谈钻孔灌注桩桩底压浆的原理及参数的确定

The principle of base-grouting of cast-in-place bored piles and determination of parameters

桩底压浆桩桩端承载力极限分析

Limit Analysis for Pile Tip Bearing Capacity of Grouting Pile

目前，底压数据的来源主要还是依靠实验。

Presently the base pressure data are dependent on experiments .

水泥砼路面板底压浆及讨论

Pressing Pulp of Cement Concrete Road Surface Boand and Discussions on It

水泥混凝土路面板底压浆技术应用

Application of Technique of Bottom Mud Jacking of Cement Concrete Pavement Slab

桩底压浆灌注桩设计探讨

Probe into the Design of the Cast-in-place Pile with Grouting at the Pile-bottom

尾支杆对超音速弹丸底压测量的影响

The effect of tail sting on the base pressure measurement at supersonic velocities

旋成体超声速底压特性的并行数值研究

Parallel Numerical Investigation of the Supersonic Base Pressure Feature of an Axisymmetric Body

水下钻孔灌注桩桩底压浆的工程实践及分析

Engineering Practice and Analytical Research on Bored and Grouted Pile Resistant to Bottom Compression

超长钻孔桩桩底压浆技术研究

A Study on Pile - bottom Grouting Technology for Super - long Bored Piles

钻孔灌注桩桩底压浆施工工艺与质量控制

The Construction Specification of and Quality Control Measures for Base-grouting of Cast-in-place Bored Piles

桩底压浆桩在轴向荷载作用下的有限元分析

Analysis of base-grouted pile under axial load

钻孔灌注桩桩底压密灌浆施工与现场试验

Construction and Field Experiment of Bored Pile

杭州湾跨海大桥桩底压浆水泥浆的回收利用

Recycling of Extra Grout in Pile - bottom Grouting Construction of Hangzhou Bay Cross-sea Bridge

钻孔灌注桩桩底压浆的施工技术

Application of pressure grouting under the pile

桥梁扩底压浆试验桩的施工

Construction of Bridge Pedestal Grouting Test Pile

雷诺数和边界层状态对底压系数的影响较大。

The base pressure coefficients are influenced by Reynolds number , and the boundary layer conditions .

板底压浆对水泥混凝土路面板脱空处治研究

Research on treatment technology by grouting at the bottom of slab about cement concrete pavement void

介绍帕克西桥钻孔桩基础桩底压浆的施工，包括材料、设备及施工工艺。

Technology of pressure grouting at pile toe to bored perfusion pile of the Fujian Erjian Buliding ;

桩底压浆是钻孔灌注桩提高桩端承载力的一项重要措施。

Pile-bottom grouting is an important measure to increase the pile-end bearing capacity of the bored pile .

某特大桥超长大直径钻孔灌注桩桩底压浆施工

Pile bottom pressure casting construction of drilled caisson pile with super big diameter in one super bridge

桩底压浆工艺在杭州湾跨海大桥钻孔灌注桩中的应用

The Application of Pile-bottom Grouting Technology in the Bored Pile Construction of the Cross-sea Bridge at Hangzhou Bay