查询词典 permeability

High permeability, low coercivity and low loss can improve the efficiency of power supply.

高磁导率、低矫顽力、低损耗能提高电源效率。

Fe-6.5wt%Si steel is one kind of soft magnetic materials with high permeability, low coercivity and iron loss.

高硅钢（6.5%Si）是一种具有高磁导率、低矫顽力和低铁损等优异软磁性能的合金。

The results indicate that permeability and diffusivity of hydro-gen in various alloys over the experimental temperature range follow arrheniusequations and hydrogen permeation behaviour is not obviously influenced by cold-work and heat treatment of materials, but slightly influenced by the composition.

结果指出，氢在各合金中的渗透率和扩散系数在实验温度范围内均遵循Arrhenius方程，材料的冷加工和热处理状态对氢渗透行为没有明显影响，合金成分略有影响。

Permeability, diffusivity and solubility of hydrogen in austenitic stain-less steels 316L, 316LN, 21-6-9, 21-9-9, 304 and 1Cr18Ni9Ti have been measuredby gaseous permeation technique over the temperature range of 200 to 430℃. Theeffects of composition, cold-work and heat treatment on hydrogen petmeation havebeen investigated.

本工作采用超高真空-气相渗透技术，在200—430℃范围内，测定了氢在316L，316LN，21-6-9，21-9-9，304和1Cr18Ni9Ti等六种奥氏体不锈钢中的渗透率、扩散系数和溶解度常数，研究了合金成分和材料的冷加工、热处理状态对氢渗透行为的影响。

Small permeability, strong collapsibility and small erosion resistance may result in destruction of slope surface.

其次，通过实地调查和理论分析，认为坡面的稳定还与边坡的形态有关。

Product Description:Rapid permeability,dissolve comedo efficiently, making the float stubborn comedo and dirt onto skin eject with the help of counteraction.

产品说明：快速渗透，有效溶解黑头，并利用反作用力将顽固黑头和污垢弹出毛孔。

In this model permeability, porosity, compressibility is the function of? pressure.

在此模型中，渗透率，孔隙度、压缩系数均为压力的函数。

There is relationship in some degree between wood permeability to compressible fluid and flow pattern of the permeating fluid.

木材可压缩流体渗透性与可压缩流体的流动型态间有一定关联。

In this paper, permeable concrete pavement research background and significance, in view of the definition of permeable concrete pavement, characteristics and a brief overview of classification, and water permeability of concrete and its surface structure analysis, and then proceed with the design, the final list were permeable concrete pavement of a number of advantages, and applications are discussed and research, thereby found that there are problems and give solutions, and ultimately come to the conclusion and outlook.

本文阐述了透水性混凝土路面的研究背景和意义，针对透水性混凝土路面的定义、特点以及分类进行了简要概述，并对透水性混凝土及其路面构造进行了分析，然后进行配合比设计，最后分别列举了透水性混凝土路面的多项优点，并对其应用前景进行了探讨和研究，从而发现存在问题并给出解决方法，最终得出结论并进行展望。

In high condensation point, high viscosity and low permeability oilfield, using routine separate layer water injection pipestring can't achieve the goal of separate-layer water injection because packer doesn't seal and is very easily broken.

随着高凝、高粘和低渗透油田的开发，原有的封隔器与配套工具组成的分注管串无法使用。因此，迫切需要研究一套与之相适应的封隔器组成的分注管串，以满足现场生产需求。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐