查询词典 porosity

Based on this information and the method of fuzzy identification, fuzzy belonging-functions and equations are derived for the low porosity and low permeability reservoirs of Silurian in the block.

根据毛管压力曲线和相对渗透率的分形几何公式计算孔隙的分维数；以储层测井信息所反应的储层地质特性为基础，利用模糊识别方法，建立了该区块志留系低孔渗储层测井信息的模糊隶属函数和隶属方程；所得隶属度的大小可以用来判断储层的所属类型。

It establishes the uniform, singular and two kinds of normal distributions models of diffusion layer statistical distribution, the result shows that the more singular the statistical distribution of the cathode gas diffusion layer porosity is, the better the cell performance is, and the more uniform, the worse the cell performance is.

最后，从热力学的角度分析了燃料电池过程的能量转化形式，反应的焓变主要转变成电能和热能两种能量形式；归纳了燃料电池电化学的一些基本理论模型及简单的推导过程；描述了燃料电池效率的一些不同的定义以及对采用热电联供的方式提高燃料电池能量利用效率的分析。

The sinter has about 80% porosity to accommodate the active materials.

烧结方法能够生成约80％孔率的活性材料。

If the steel is not killed with aluminum .the Nitrogen content shall not exceed 0.008. warm rolling steel bands for pipes shall be without defects such as foliation inner blisters, nickel fractures cracks or any other defects which can cause break-down corrosion or porosity of pipe walls. the plate or skelp used for PSL 2 pipe shall not contain any repair welds.

如果钢管不是因为铝化断开的话，其实含氮量不应该超过0.008，用于钢管的热轧钢板应无任何如内部水泡面理、镍断口裂痕及其它可引起腐蚀或使管壁多孔化的瑕疵，用于生产 PSL2钢管的金属板或焊接管坯钢不应含有任何修补焊接的痕迹。

OBJECTIVE To investigate the effect of coating on Sodium ferulate porosity osmotic pump tablets in vitro release and to optimize the formulation.

目的考察包衣处方对阿魏酸钠口服微孔渗透泵控释片体外释药性质的影响，并优选最佳包衣处方。

Controlled porosity osmotic pump tablets of sodium salicylate was prepared and the release profile was determined in vitro.

结果 最佳处方为：酒石酸用量30 mg，DEP用量23%，PEG用量3%，包衣增重4%，3批样品在12 h内体外释放符合零级过程。

Results Three batches of controlled porosity osmotic pump tablets of sodium salicylate was prepared.

微孔膜控型水杨酸钠渗透泵控释片可行，可以达到设计的要求。

Porosity is the result of gas entrapment in the solidifying metal.

气孔是由残留在固态金属中的气体形成的。

The optimal structures are the ratioof inner and outer tube diameter being 0.71, the ratio of inner and outer tubeheight being 0.40, sparger with 50% porosity, the volume ratio of filler toreaction mass being 4.0%.

确定最佳反应器结构为：内外管高度比h/H=0.40，内外管管径比d/D=0.71，填料体积占反应物系总体积4.0%，开孔率50%的圆形渐缩式喷嘴。

The density, the specific surface area, porosity and particle diameter of hydrophobic SiO2 aerogels range from 77 to 200 kgm^(-3), 500 to 750 m^2g^(-1) and 88% to 93% and 50 to 200 nm, respectively.

结果表明，所制备的疏水SiO2气凝胶的密度、比表面积和孔隙率分别为77~200kgm^(-3)，500～750平方公尺g^(-1)和85%~95%，其颗粒尺寸为50~200nm。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。