The elemental geochemical anomaly of pore water in Marine sediments during the formation of gas hydrate is a significant indication for Marine gas hydrates in the deep sea floor.
海洋天然气水合物在生成过程中会引起周围沉积物孔隙水中元素地球化学异常，这些异常是指示天然气水合物存在的重要标志。
The experimental results show that the mean pore diameter decreases with increasing solidification pressure (the overall gas pressure).
结果表明，随着凝固压力(气体总压)的增大，气孔平均直径不断降低。
Besides temperature and pressure, the controlling factors for gas hydrate stability also include pore water composition, gas concentration in the fluid and Marine sediment types in the seafloor.
海洋天然气水合物的生成除了受温度和压力的影响外，还要受到孔隙水的化学组成、流体中气体的浓度及沉积物类型的影响。
The pore size distribution, the average pore size, the porosity and the gas flux were determined.
采用自制装置分别测定了孔径分布、平均孔径、孔隙率和气体通量。
Through orthogonal experiment, laser power, scanning rate and gas flow were optimized and pretreatment techniques were adopted to cancel pore and crack in laser weld of LY12CZ.
为消除LY 12 CZ铝合金激光焊接时焊缝中常见的气孔和裂纹缺陷，通过正交实验，优化了激光功率、扫描速度、保护气体流量等工艺参数，并采取适当的焊前预处理工艺。
Because pore medium is filled with water at first, the process of oil and gas migration is that the oil and gas is continually refilled and water escaped under differential pressure.
由于孔隙介质中最初是充满水的，因此孔隙介质中油气进入过程是油气在压差作用下不断注入而水不断泄出的过程。
The results showed that the porosity, the gas flux and cross-bending strength decreased, and the pore size distribution had a decrease with the increasing of sintering temperature.
结果表明：随着烧成温度的提高，孔隙率、气体通量及抗弯强度下降，孔径分布变宽。
Especially, the abundant pore structures and high surface area make it one of the most promising gas and humidity sensing materials.
特别是碳纳米管丰富的孔隙结构和高比表面积，使其成为最有前途的气、湿敏材料之一。
Different porosity reading on the neutron porosity log for the same formation due to gas in the pore space.
由于孔隙空间存在着气体，同一地层的中子孔隙度测井和密度孔隙度读数不同。
Viscose rayon based ACF was prepared by CO2 activation. Furthermore, the effect of addition of CO in activating gas on pore structure was investigated.
以CO2为活化剂制备了粘胶基活性炭纤维，并研究了CO的加入对孔结构的影响。
The theoretical formula about vacuity in vacuum tube and pore-water pressure at the observation point was obtained in this paper by using equation of gas state and equilibrium equation.
根据气体状态方程和平衡方程，推导出在某点真空表反映的真空度值与孔压计反映的孔压差的理论关系式。
The effect of porous sediments, composition of pore water on formation conditions of natural gas hydrates was investigated. Natural gas hydrate formation in marine sediments was also discussed.
文章探讨了多孔沉积物、孔隙水成分等因素对天然气水合物形成条件的影响，分析了海底天然气水合物的成藏特性。
The effect of pore characteristics on gas diffusion was analyzed. The relationships between the specific area, average pore diameter and porosity with the diffusion coefficient were obtained.
分析了比表面积、平均孔径、孔隙率等孔隙特性参数对扩散的影响，获得了分形多孔介质中气体扩散系数与平均孔径的函数关系。
NMR logging response only associates with the hydrogen content and the status of rock pore fluid (oil, gas and water).
核磁共振测井响应只与两个因素有关：岩样孔隙流体（油、气、水）中含氢量及其状态。
The average pore size calculated by the above - mentioned way differs from that calculated by conventional gas bubble method, and the result has been dis-cussed.
分析了中流量孔径计算方法和普通气泡法计算的平均孔径之间的差别。
The water squeezed out of the pore space, along with the drops of oil and GAS, moves toward high zones with lower pressure.
被压力从岩石孔隙空间之中挤出的水以及夹带在水中的油雾雾珠和气泡会迁移到具有较低压力的高带中去。
After undergoing flashing and expansion on a solid-particle pore diameter expansion device limestone particles were investigated for their desulfurization performance on a gas-flow reactor.
将在固体颗粒孔径增扩仪上进行孔径闪蒸增扩后的石灰石颗粒，在气流反应器上进行了脱硫试验研究。
Using new model of reserves calculation based on pore size to evaluate shale gas resources in Sichuan Basin.
用基于孔隙尺寸的储量计算新模型评价了四川盆地的页岩气资源量。
The relationship between hazard of outburst and characteristic of pore-structure and velocity of gas desorption in coal seams is analyzed on basis of study in laboratory and field site.
通过试验室和现场考察，分析了煤的孔隙结构特征、瓦斯解吸速度与煤的突出危险性的关系。
Methods of experiment, theory and calculation were used to establish a new nonlinear flow law. Experiment results of gas flow in low permeability pore-fissure media were analyzed.
采用实验、理论与计算相结合的方法建立低渗透孔隙-裂隙介质气体非线性渗流运动方程。
Seasonal freezing soil is a kind of special soil-water system in which there is ice crystal, and it is geology object composed of soil grain, ice, pore water, and gas.
季节冻土是一种含冰晶的特殊土水体系，由土颗粒、冰、孔隙水、气组成的四相地质体。
The landfill with a high permeability has a high rate of pore gas pressure dispersing.
高透气率的填埋场有较高的气体消散速率。
The concretes are modeled as unsaturated deforming reactive porous media filled with two immiscible pore fluids, i. e. the gas mixture and the liquid mixture, in immiscible-miscible levels.
混凝土被模型化为孔隙中充填了两不混溶孔隙流体、在不混溶-混溶两个级别上的气相与液相混合体的非饱和变形、(化学)反应多孔介质。
The reservoir permeability of the Upper Shaximiao Formation of Middle Jurassic in the Xinchang gas field, western Sichuan is highly heterogeneous and controlled directly by reservoir pore structures.
川西新场气田中侏罗统上沙溪庙组气藏储层渗透率具强烈的非均质性，储层孔隙结构差异是导致这种非均质性的最直接因素。
The clastic rock shallow gas layer has the characters of lower deep and infirmness compaction, so that the compaction extent of mud and the pressure of pore volume and liquid are low.
碎屑岩浅气层具有储层埋深浅，岩体弱压实的特征，故其间泥质的压实程度低，孔隙空间及所含流体承受的压力较小。
The Senian pool in weiyuan gas field is a large massive one with water, it is fracture-vug and pore type.
威远震旦系气藏为块状含水，储层是裂缝-洞孔型。
Gas reservoir in Xujiahe Section 2 in west Sichuan are low porosity, low permeability, deep, high formation pore and fracture pressure, etc.
川西须家河组2段气藏属于低渗低孔致密深层气藏，地层压力和破裂压力高。
Porosity determined from shear moveout had the advantage of less influence on computation result by pore fluid, especially the advantage was obvious when gas was saturated in formation.
利用横波计算地层孔隙度具有计算结果受孔隙流体影响小的优点，特别是在地层含气的情况下，优势更加明显。
Coalbed gas reservoir has double pore texture, so may be divided two parts: fracture matrix and micro-pore matrix.
煤层气储层具有双重孔隙结构，因此它可以分成裂隙和含微孔隙的基质两部分。
Coalbed gas reservoir has double pore texture, so may be divided two parts: fracture matrix and micro-pore matrix.
煤层气储层具有双重孔隙结构，因此它可以分成裂隙和含微孔隙的基质两部分。
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