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The insulated rubber fittings for new high-pressure switch are three layers midheaven structure in which inside and outside layers are conductive rubber and the medium layer is insulated rubber,and metal parts are embeded in two positions.

新型高压开关体系所用橡胶绝缘体配件为三层中空结构，内、外层为导电橡胶，中间层为绝缘橡胶，有两处埋设金属件。

In two thousand four she became the first woman appointed as a finance minster in the Middle East.

在2004年她被指定为中东第一位女性财政部长。

They found duplicate fgfr1 genes in two varieties of mirror carp: One had lost 111 bases from the twin gene, and another had a base substitution in the twin gene, both of which had presumably led to fewer scales.

随后他们根据不寻常的特征筛查了发生突变的斑马鱼。其中的一个突变便是几乎全身没有鳞片，这不禁使人想起了镜鲤--为了容易打理而没有多少鳞片的一种鱼--的培育。

After analyzing the problems of traditional geometry curriculum in junior high school, we can find that the key of innovation lies in two factors, reflecting the content and method of modern geometry and closing to the students real life at the same time.

我国的几何课程也正处在改革之中，通过对我国传统几何课程中的问题加以分析可以发现，如何让初中几反映出现代几何的内容和方法，同时尽量贴近学生的生活是我国几何课程改革的重点之所在。

In two cases with uniform initial By distribution, the recurrent f ormation and successive ejection of flux rope structures are illustrated un der the action of plasma inflow caused by the dawndusk electric field. It is n oticeable that in the cases with the modificative terms, a reduction of the aver aging magnitude of peak pressure and a considerable enhancement of the av eraging strength of core magnetic field are exhibited for the multiple magneti c structures.

对于 初始By分量为均匀分布，受晨昏电场产生的边界入流作用，磁尾通量绳结构重复形成与逐一排放的两个算例，计入修正项后，多重磁结构峰值压强的平均值降低，核心场的平均值明显增大。

Moreover,we consider the techniques in calculating the map\'s degree respectively in two cases that the functional responses function is monotone and differentiable or is nonmonotonic and undifferentiable.

本文深入到算子度的计算方法尤其是抽象算子同伦映射的构造，并为抽象算子同伦映射的构造提供了普遍适用的操作方法，即一步到位构造一个多项式函数作为抽象算子的同伦映射。

Peg3 showed completely unmethylated in two cell embryos, and was strongly de novo methylated in morula stages.

结果显示，在正常发育胚胎中，Peg3甲基化印迹在小鼠2细胞胚胎之前就已经被擦除，直到桑椹胚时才被重新建立起来。

A numerical method for solution of multigroup neutron integral transport equation in two-dimensional hexagonal geometry has been studied in the first part of the dissertation.

本文首先研究了在二维六角形几何情况下，多群中子积分输运方程的数值解法，建立了完整的理论模型及数值方法。

In our prior work, including three experiments in two different habitats, we showed that the presence of the mutualism can reduce plant diversity and slow plant succession from grassland to forest.

在我们以前的工作，其中包括3名在两个不同栖息地的实验，我们发现，该互惠的存在可减少植物多样性和草地缓慢植物演替森林。

The simple half wave rectifier can be built in two versions with the diode pointing in opposite directions, one version connects the negative terminal of the output direct to the AC supply and the other connects the positive terminal of the output direct to the AC supply.

简单的半波整流可生成两个版本指向相反的方向，二极体、一个版本连接到交流电源负极的直接输出和另正直接输出的终端连接到交流电源。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。