查询词典 permeability

Water locking damage happens widely in tight sand gas reservoirs with low permeability, and is one of the main damage types for tight sand gas reservoirs with low permeability, which influences the results of oil/gas reservoir exploration and exploitation severely.

水锁损害广泛存在于低渗透致密砂岩油气藏，是低渗透致密砂岩油气藏的主要损害类型之一，这严重地影响着油气藏的勘探开发效果。

Not only the permeability of the rock salt body, the convergence of the cavity and the stability of jambs must be considered , but also the heterogeneity of the interlayers must be full considered, like the permeability of interlayers and layers , the difference of interlayers .

不仅要考虑岩盐矿体的渗透性、溶腔的蠕变收敛性、矿柱的稳定性外，还要充分考虑夹层的不均质性，如夹层及层理的渗透性，夹层和盐层蠕变的差异性。层状岩盐矿床中建造油气储库是一个相当复杂而且涉及很多学科的深部岩土工程。

The results showed that as low temperature became intensified and prolonged, the leaves of pepper seedling presented increased POD activity, decreaseds SOD and CAT activities, increased MDA content and increased plasm-membrane permeability; the critical temperature (15℃/8℃) showed stronger effects on pepper plants than the lower temperature (19℃/12℃); under the lower temperature, the weak light of 90μmolm^(-2)s(-1) could make the POD activity increase much more, but reduce the decrements of the SOD and CAT activities, and the increments of the MDA content and plasm-membrane permeability, and under the critical temperature (15℃/8℃), an opposite situation occurred.

结果表明：随着低温弱光胁迫程度和时间的增加，辣椒幼苗叶片中POD活性提高，但SOD和CAT活性下降，MDA含量增加，细胞膜透性增大；就温度而言，临界低温(15℃/8℃)比偏低温(19℃/12℃)对植株的影响更为显著；在偏低温(19℃/12℃)下，弱光90μmolm^(-2)s(-1)使POD活性上升更大，而SOD和CAT活性的下降、MDA含量的增加和细胞膜透性的增大更小，而在临界低温(15℃/8℃)下则相反；陇椒2号耐低温弱光能力强，各项指标均优于七寸红。

The main results obtained can be summarized in 3 parts as follows: 1. Polyurethane membrane was made in the way that ultra fine wool powder modified polyurethane. Its mechanics、waterproof and moisture permeability had been tested, and the result show that its moisture permeability was improved, but its mechanics performance reduced.

采用共混法将羊毛粉体加到聚氨酯中制成共混膜，测试了其透湿性和力学性能，发现随着羊毛粉体量的增多，其透湿性有很好的提高，但是同时它的拉伸强力有了明显的降低。

Chloride permeability of concretes, which is determined through rapid chloride permeability test, is an important indicator of the ability of chloride ion penetration in concrete.

单位时间内通过混凝土结构的总电荷量是反映混凝土结构氯离子渗透能力的一个重要指标。

The relative permeability curve types,based on the shape of relative permeability curves of water,include normal,straight,arch,humpback and the transition type between straight and arch type.

分析结果表明，低渗透砂砾岩储层的非达西渗流使油相的相对渗透率增大，使水相的相对渗透率减小。

This paper based on the low gas permeability coal seam 416 stope working face of Tongchuan mineral bureau,we analyzed the mechanism of the hydraulic cutting seam to improve the gas permeability coal seam,by this study,it shows the hydraulic cutting seam technology is effectual measure and it is provided with nicer practically and capacious foreground.

文章以铜川矿务局陈家山煤矿低透气性416综放工作面为研究背景，深入研究了水力割缝增强煤层透气性的作用机理，试验表明了水力割缝的确是一种提高低透气性煤层瓦斯抽放的有效措施，并具有良好的实用性和广阔的推广前景。

The relation of the temperature, frequency and initial permeability, quality factor and saturation magnetic induction with increasing of ZnO content and quantitative Ee2O3 in MnZn high permeability ferrite is researched.

研究了MnZn高磁导率铁氧体材料在Fe2O3含量不变的前提下，增加ZnO量，起始磁导率、品质因数、饱和磁感应强度及其与温度、频率的关系。

This paper introduced some methods that can accurately calculate the porosity and permeability of carbonate rocks. These methods are rock physical inversion, digital image analysis, and permeability model based on lab data.

介绍了提高碳酸盐岩孔隙度和渗透率计算精度的几种方法，即岩石物理反演法，数字图像分析技术，基于实验数据的渗透率模型法。

This paper introduced some methods that can accurately calculate the porosity and permeability of carbonate rocks. These methods are rock physical inversion, digital image analysis, and permeability model based on lab data.

介绍了提高碳酸盐岩孔隙度和渗透率计算精度的几种方法，即岩石物理反演法、数字图像分析技术、基於实验数据的渗透率模型法。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。