Amplitude has exponential decrease with increasing frequency in brine-saturated rocks.
在饱和盐水的岩石中,声波振幅随频率的增高而呈指数衰减。
From the experiments of low frequency sub resonance vibration for different fluid saturated rocks, the internal friction peak was found to be a typical relaxation peak.
通过饱和多孔岩石的低频亚共振试验,得到了饱和多孔岩石的内耗峰是典型的弛豫峰的结论。
Through constitution of PM space density function, the stress-strain state equation for saturated rocks has been defined and the hysteresis loops of axial stress-radial stress has been simulated.
通过构筑PM空间密度函数,求出饱和岩石的应力—应变状态方程,并模拟了其轴向应变—径向应变滞后回线。
Groundwater — Subsurface water that occurs beneath a water table in soils, rocks, or in fully saturated geological formation.
地下水——在土壤,岩石,或全湿地结构的地下水位下发现的地表水。
It is a product of volcanic rocks of the mesozoic era over-saturated with silica and rich in potash. it can be compared with geode natrolite that producedin alkaline basalt series of the cenozoic era.
它是中生代硅酸过饱和并富钾质的火山岩系的产物,其意义可与产于新生代碱性玄武岩系中的晶洞钠沸石对比。
According to this theory, subsidence of sedimentary rocks is accompanied by the formation of fluid-saturated zones of dilatation.
按照这一理论,沉积岩的沉降伴随有扩张的流体饱和带的形成。
In petroleum reservoirs, however, the rocks are usually saturated with two or more fluids, such as interstitial water, oil. and gas.
然而在储油层中,岩石通常被两种或更多的流体饱和,如间隙水、油和气。
The research shows that the degree of damaged extension is determined by initial water-saturated state for the same initial damaged rocks.
研究结果表明,对于初始损伤相同的岩石,初始饱水状态将决定冻融循环对其损伤扩展的影响程度。
Actual reservoir rocks are anelastic materials, especially when they are saturated with some kind of fluid, which will make the viscoelastic characteristics more significant.
实际储层中的岩石是一种非完全弹性的材料,特别是当流体渗入后,岩体往往表现出较强的粘弹性。
Research on softening regularities of mechanical properties of saturated soft rocks and their application is one of the important theoretical and practical problems in geotechnical fields.
软岩遇水后力学性质软化规律的研究,是水—岩相互作用研究的重要课题之一,在重大工程的设计与实践中具有重要意义。
However, the influence may be great enough so that it can not be omitted when hard and integrate rocks are in a very bad environment for a long time, for example, submerged in a saturated state.
但在长期恶劣环境作用下,例如,长期浸泡于水中呈水饱和状态,其影响则会大许多。
However, the influence may be great enough so that it can not be omitted when hard and integrate rocks are in a very bad environment for a long time, for example, submerged in a saturated state.
但在长期恶劣环境作用下,例如,长期浸泡于水中呈水饱和状态,其影响则会大许多。
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