查询词典 porosity

The results showed that the film resistance and film porosity increased, but the transfer resistance decreased with increasing the solution temperature.

结果表明：温度对膜电化学性能具有显著的影响，随着温度的升高，膜的电阻增加，孔隙率增加，传递电阻减小。

The characterization results showed that the calcined sample in 300 ℃ was spongy structure tin dioxide with meso-porosity which was formed by accumulating nanoparticles (particle size: ca 5 nm).

结果表明，300℃焙烧处理后的样品由粒径约为5 nm的纳米粒子堆积而形成海绵状结构，其中孔的尺寸范围在2-8 nm，样品比表面积达到了134 m2·g-1。

If changing the position or method of grounding doesn't correct the problem, the porosity can usually be eliminated by placing a one-inch tack weld at the finish before welding the seam.

如果改变接地的位置和方法还不能解决这个问题，我们可以在焊接这前在尾部增加一块收弧板这个问题就可以排除了。

Under this condition, a lot of new influence factors appear, the superficial model of coalbed methane is no longer suitable, so we set up the coalbed methane seepage model considered slip effect and porosity pressure, set up the coalbed methane seepage model considered coupling of slip effect and temperature field, set up the coalbed methane seepage model considered coupling of the slip effect and two phase of water - gas in this paper.

而进入深部开采后出现了许多新的影响因素使得原有的浅部煤层气渗流模型不再适用，因此本文建立了考虑滑脱效应及孔隙压力的煤层气渗流模型，建立了考虑滑脱效应及温度场耦合的煤层气渗流的数学模型，建立了考虑滑脱效应的水气耦合煤层气渗流数学模型。

In the present dissertation, a surfactant-templated mesoporous silica molecular sieve with high pore volume, high porosity and narrow bimodal mesopore size distribution was synthesized for the first time in a reaction system, which was used usually in the synthesis of mesoporous MCM-41 molecular sieves, by a judiciously controlled two-phase sol-gel processing under basic conditions.

在本论文中，我们通过对一个通常用于制备介孔MCM-41分子筛的反应体系中正硅酸乙酯水解与缩合反应相对速率的精确调控，首次在弱碱性体系中合成了一种具有高孔隙率、大孔体积和双介孔孔分布特征的新型二氧化硅分子筛材料，简记为BMS，并对BMS二氧化硅分子筛中双介孔结构形成的原因及各种可能对其结构和性质产生影响的合成因素如Ammonia／silica摩尔比、组分浓度的变化、表面活性剂烷基链长度的调节、辅助有机物均三甲苯的引入、催化剂的结构和性质、溶剂和助溶剂的极性和用量、老化和干燥条件的变化及合成后水热处理等，利用不同的测试手段如XRD，SEM，TEM，〓Si MAS NMR，TG-DTA，N〓吸附测试等进行了系统的表征研究。

It is referred that porosity is the main factor to affects saturation directly.

纵波速度通过约束宽带反演方法得到，天然气水合物和游离气饱和度的估算采用迭代正演模拟法。

The reserves of oil and gas field can be calculated by singlewell's control area, which obtains the data of effective thickness, average porosity, average original oil saturation and average oil volume factor.

利用单井控制面积可以对油气区域进行储量计算，求出整个区域的油层有效厚度、平均孔隙度、平均原始含油饱和度及平均原油体积系数等数据。

The well-log oil saturation is one of the most important parameters that can be used to calculate OOIP of a reservoir,and is usually derived by Archie Equation in which the porosity cement factor m and saturation exponent n in a reservoir are determined by the measurements of rock resistivity in laboratory.

测井含油饱和度是计算石油地质储量的重要参数之一，通常由Archie公式获得，公式中的孔隙胶结指数m和饱和度指数n需依据岩石电阻率实验室测量结果确定。

To improve calculation accuracy of reservoir parameters, relationship of formation factor , or saturation exponent with porosity has been studied and established based on geologic characteristic of Bayantla oilfiled and oil saturation measured by mercury intrusion method, and four-property relationship.

计算储层参数是测井解释的基础，以巴彦塔拉油田岩性、物性、含油性和电性之间的关系研究为基础，以压汞资料计算的饱和度为参照，依据巴彦塔拉油田实际地质特征，研究地层因素F和饱和度指数n与孔隙度的关系。

The uncertainties of re serves calculation parameters, such as reservoir volume, porosity, fluid interface, hydrocarbon saturation and volume factor, are evaluated and given a possible variation range respectively, by analyzing their geological origins. The uncertainly variations of reserves calculation parameters are represented in geological modeling, and the OIIP evaluation is made by a combination of geological models with Monte Carlo simulations.

通过分析影响储层体积、孔隙度、流体界面、含烃饱和度以及体积系数等储量计算参数不确定性的地质成因，对各参数的不确定性进行评价并给出可能存在的变化范围；在地质建模中体现储量计算参数的不确定性变化；基于地质模型并结合Monte Carlo模拟方法进行地质储量评价。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。