1) zero confining pressure
零围压
1.
Based on the experimental results of axial strain, dilatancy capacity and volumetric strain of two kinds of rocks under zero confining pressure, some new knowledge has been gained.
首次采用“零围压单轴试验”对煤系地层两种岩石试样的剪胀力进行了系统测定及分析，得到一系列新的认识，对深入研究软岩巷道剪胀变形压力以及建立岩石类材料本构方程提供了实验依据，开拓了新的研究思路。
2) zero-setting scope
置零范围
3) zero temperature and zero pressure
零温零压
1.
The density of solids under zero temperature and zero pressure is an important physical parameter.
固体在零温零压下的密度是一个重要的物态参数。
5) ambient pressure
围压
1.
Simulation of water jet under ambient pressure;
围压条件下射流流场的数值模拟研究
2.
Experimental study on impact of ambient pressure on water jet kinetics
围压对水射流动力学特性影响的实验研究
3.
This paper presents the experimental study on cavitation inception abilities of cone-shaped nozzle, self-resonating cavitating nozzle and dual-jet nozzle under various ambient pressure.
实验研究了锥形喷嘴、自振空化喷嘴和双射流喷嘴在不同围压下的空化起始能力,结果表明喷嘴结构对空化起始能力影响明显,在高围压条件下,自振空化喷嘴和双射流喷嘴比普通锥形喷嘴有更大的起始空化数,起始空化数大都在1。
6) confined pressure
围压
1.
Deformation comparison between confined pressure and non-confined pressure for friction material;
摩擦材料在无围压和加围压条件下的形变比较
2.
The relationships between the permeability of the reservoir and confined pressure and confined pressure cycle are studied by experiments.
试验研究了低渗透砂岩储层岩石的围压 -渗透率关系和围压 -松弛循环 -渗透率关系 ,试验结果表明 :随围压增加岩石的孔隙结构和骨架结构发生变化 ,引起岩石渗透率的下降 。
3.
An experimental study in laboratory was carried out to determine the effect of ground stress on core porosity, permeability and compressibility by using confined pressure to simulate terra stress.
通过室内试验 ,利用围压模拟地层应力 ,研究了有效应力与岩心的渗透率、孔隙度、岩石压缩系数之间的关系。
补充资料：零压宇宙解
见尘埃宇宙模型。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条