pressure crack

In the Quaternary formation and Upper-Tertiary formation of Yinggehai Basin, except for abnormal pressure and compaction, there are mainly four factors affecting acoustic time, which are lithology variation, cementation, gas in the formation and crack.

莺歌海盆地第四系和上第三系地层内除异常压力和压实作用外，影响声波时差的因素主要有岩性变化、成岩胶结作用、地层含天然气及裂缝的存在。

Study of critical loads of thin-walled cylinder pressure vessel with crack

带有裂纹的薄壁圆筒压力容器临界荷载研究

Through finite element numerical calculation and experiment test on pressure vessel containing inner portrait surface crack, the results show that;

通过对一台含内壁纵向表面裂纹的实物压力容器的有限元数值计算和实验测试，结果显示：初始椭圆形表面裂纹在疲劳扩展过程中形状逐渐趋圆并保持圆形继续扩展。

Pressure of life caused him to crack up.

生活的压力使他身体垮了.

Investigation done in this paper is the retardation effect of a single tensile overloading on the fatigue crack growth rate of on axial through crack in 16 Mn steel pressure vessels.

本文对16Mn钢压力容器中轴向贯穿疲劳裂纹的超载迟滞效应进行了试验研究。

Analysis of Fatigue Life of Thick-Wall Cylinder with Inner Surface Crack Subjected to High Pressure

具有内表面裂纹高压厚壁圆管的疲劳寿命分析

The modified tensile stress crack propagation criterion and influence of cranny hydraulic pressure on crack propagation

修正的拉应力裂纹扩展准则及裂隙水压对裂纹扩展的影响

With the deepening of thermal ageing embrittlement, the critical crack size of pressure parts will decrease, which will weaken the wholeness of the pressure boundary in the primary loop.

随着热老化程度的加深，压力部件的临界裂纹尺寸会下降，将削弱一回路压力边界的完整性。

Long surface crack of pressure vessel is idealized as a single edge crack of long atrip in this Paper.

本文把压力容器长表面裂纹简化为狭长条的单边裂纹。

Larry Goodson, a professor at the U.S. Army War College, says that crack could widen as Pakistan faces more lethal pressure internally from militant attacks and political pressure externally from the United States.

美国陆军战争学院教授古德森说，巴基斯坦在内部面临激进分子袭击带来的致命压力，在外部面临来自美国的政治压力，而且这两股压力都在增加，这可能导致军界和政界间分歧的进一步扩大。