Primary consolidation

用法例句

On the basis of the theory,the paper analyzes the effects,such as permeability,compaction and splitting,of post-grouting to pile shaft and soil around pile tip qualitatively,and the paper also analyzes the change of front-to-back bearing capacity and its influencing factors.

本文应用柱形塑性扩张理论对灌注桩后压浆的最终扩张压力与扩散半径进行推导和计算,定性分析了后压浆对桩侧,桩端土产生渗透、压密、劈裂三种效应机理,应用经验公式分析了压浆前后承载力的变化及其影响因素,通过工程实例总结得出相关结论,对于同类工艺的技术参数选取有现实的指导意义。

In the test of high speed precision spindle ,the high speed may make error separation impossible In this paper, model analysis is applied to testify the possibility of error separation Then the error due to testing with precision spindle instead of precision ball is analyzed, and the setup error of sensors is analyzed as wel

对高速精密主轴的径向误差进行测试 ,主轴的高速可能会使误差分离的方法不再成立 ,通过模态分析 ,验证了该系统的误差分离的可能性。

oil pressure test for tightness

油密试验油压密封试验

perforation compacted zone

炮眼四周挤压密实层

adjustable density chamber

可调压捆密度的压捆室

density-dependent pressure gradient

与密度相关的压力梯度

mechanical seal with low back pressure

背面低压式机械密封

straight side high speed precision press

闭式高速精密压力机

gas-enclosed pressure gauge

气密引压式验尚潮仪

8.2 Pump the 1.5 S.G. mud to kill the well.

泵入密度1.5的泥浆压井。

water pressure test for strength and tightness

水压强度和密封性试验

medium density hay press

中等密度干草压捆机

pressure balanced bearing seal

压力平衡式轴承密封

hermetic pressure-feed type centrifuge

密闭加压进料式离心机

hermetically-sealed frerigerating compressor unit

密封式制冷压缩机组

overshot tubing seal divider

打捞筒油管密封分压器

density profile,pressure profile

密度分布图,压力分布图

The compartments are fully pressurized.

水密舱均已增压完毕.

hydrodynamic mechanical seal

流体动压式机械密封

hydrostatic mechanical seal

流体静压式机械密封