查询词典 differential

The differential diagnosis is with Cowper's glands and adenocarcinoma.

主要与Cowper's腺和腺癌相鉴别。

At last, adsorbent and covalent Ag nanoparticles modified electrodes were prepared by adsorbent and covalent method, respectively. The electrochemical behaviours of SCN-, brilliant cresyl blue and nicotinamide adenine dinucleotide on modified electrode were studied by Cyclic voltammetry, differential pulse voltammograms and electrochemical impedance spectroscopy.

最后，用吸附法和共价键合法制备了吸附型和共价自组装银纳米修饰电极，采用循环伏安法、示差脉冲伏安法和交流阻抗谱等电化学方法研究了SCN-、灿烂甲酚蓝和还原型烟酰胺腺嘌呤二核苷酸的电化学行为。

The differential pressure signal of slug flow was gathered in a downward inclined pipe, and the time series of liquid slug length was obtained by utilizing the cross correlation analysis.

通过采集下倾管中活塞流的差压信号，应用互相关法分析得到液塞长度时间序列。

Therefore, an explicit 3D differential migration algorithm based on a modified McClellan transform was proposed, which handles unequal sampling intervals in the inline and crossline directions and no resample is needed. The modified McClellan transformation matrix can directly image data from a square grid.

为此，提出了一种修正McClellan变换的三维显式差分偏移算法，即将插值嵌于外推算子中，无需对数据重采样，可以直接对矩形网格资料进行偏移成像。

By means of the eigenvalue theory of partial differential equation, the crosswind and vertical sub-Green functions corresponding to the boundary types are derived.

引用Green函数的概念，提出了公路机动车多源扩散方程的求解思路，利用微分方程的特征理论，求得了Green函数的横风和垂直向分量。

By means of the eigenvalue theory of partial differential equation, the crosswind and vertical sub-Green functions corresponding to different boundary types are derived in a systematic fashion.

利用偏微分方程的本征理论，系统地求得了各类边界条件下Green函数的横风向和垂直分量。

Wu39-1,Wu43-1 and Wu50-2 were used to develop a handy extraction method of mtDNA in crucifer s on the basis of the sucrose-bedding method of mtDNA extraction and by means of four combinations of different centrifugal forces,differential centrifugation,and composition adjustment and dosage increase of buffer solution A.

以十字花科植物芸芥 Eruca sativa 、白菜型油菜 Brassica rapa 和甘蓝型油菜 Brassica napus ：武39- 1、武4 3- 1、武5 0 - 2为试材，在蔗糖衬垫法分离纯化m t DNA方法优点的基础上，通过4组不同离心力配比，采用差速离心法、改变缓冲液A的成分以及增加缓冲液的用量，建立了一种简便提取十字花科植物mt DNA方法。

In order to improve the NGL recovery rate for some condensate gas fields, which had high pressure gas source and there was no differential pressure for utilization, this paper put forward a cryogen refrigeration-oil absorption combination process to recover NGL on the basis of cold oil absorption theory.

为了进一步提高天然气凝液装置的产品收率，本文针对凝析气田中气源压力高，无压差可利用的工况条件，应用冷油吸收原理，通过工艺流程模拟分析与研究，确定了冷剂制冷－油吸收复合凝液回收工艺原理流程。

It has important guidance significance for taking differential cryptanalysis to the design and analysis of stream cipher

这对于如何进一步把差分分析引入到流密码的设计和分析中具有重要的指导意义。

Therefore, in this paper we systematically introduce the rationales of impossible differential cryptanalysis, and we also present the general techniques and methods used in it.

系统介绍了不可能差分分析的原理、常用技巧和攻击方法，并总结了目前的研究现状和已取得的攻击结果。

In this paper, the requirement analysis, design and implementation of the system are introduced in detail.

此论文详细介绍了系统的需求分析，系统设计和具体实现。

In the context of economic globalization is increasingly deepening, China's economy can not be spared.

在经济全球化日益加深的背景下，中国经济不可能做到独善其身。