查询词典 upper class

In the last part we investigate the existence of global attractors for the timediscretization model from a class of reaction-diffudion equations with delay, andthe upper semicontinuity of the global attractors is obtained under some sufficientconditions.

第三部分研究了一类时滞反应扩散方程的时间离散化模型，证明了连续模型离散后整体吸引子的存在性，并在一定条件下证明了离散整体吸引子的上半连续性。

A necessary and sufficient coindition for the existence of positive solutions of a class of singular boundary value problems of higher order differential equations is given by means of the method of lower and upper solutions with the maximum principle.

摘要利用上下解方法和极大植原理给出了一类高阶微分方程的奇异边值问题正解存在的充分必要条件。

As arranged, Spider was reincarnated and was born into a rich family of upper social class. The parents named their new born daughter Lady Spidery.

就这样，蜘蛛投胎到了一个官宦家庭，成了一个富家小姐，父母为她取了个名字叫蛛儿。

I'm among the upper third of my class in respect to the achievement .

我的成绩是全班第三名。

I'm among the upper third of my class.

我的平均成绩在85分以上。

Thus it is wise to never tax your upper and especially your middle class above forty-nine percent except in cases of emergencies.

因此，不要对你的上层阶级尤其是中产阶级征收抽过49%的重税是明智的——紧急情况例外。

Educated in the United States, she took on all the trappings of an upper-middle-class American woman.

她在美国受的教育，完全是美国中上层妇女的派头。

They consider themselves upper middle class, but in Obama's America they don't exist anymore.

他们认为自己属于中上阶层，但在奥巴马看来，他们这个阶层在美国不存在。

This type of lifestyle is even rare for upper middle class American family.

事实上在美国中产阶级以上的家庭都很难达到这样的消费水平。

At present time thesemaps have become important objectors and tools in studying operator algebras. Nestalgebras is a class of most importaut non-semisimple, non-prime and non-self adjointoperator algebras. Their finite dimensional models are upper triangular matrix algebras,but the infinite dimensional models are more complex.

本文在已有成果的基础上，研究了一些类型的算子代数上的Jordan可乘映射，Jordan-triple可乘映射，Lie-skew可乘映射，初等映射，Jordan-triple初等映射，Lie导子，Jordan导子，局部导子和局部同构及其刻画问题。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。