特点

However,one of the key chemicals in the method is acetic anhydride,which is in the list...

该方法具有准确度高、重现性好、易于操作的特点，相对误差在3%以内，可以满足生产控制质量的要求。

This paper introduces its operating principle, technical study, process feature and test data, and defines its applicable conditions according to current research achievement and test result.

本文介绍了其工作原理、技术研究、工艺特点、试验数据，并结合目前研究成果和试验情况确定了其适用条件。

Translation - urea characteristic The urea is one kind of achromatic color, tasteless, the odourlessness acicular or the orthogonal prism build crystallizes, in the actual production is granulated for the white or the tint; The granularity may be possible to be small greatly according to enterprise's characteristic; When heats up to 132.7℃ starts to melt, the solid urea density is 1.335g/cm 3, dissolves in the water and the few organic reagents, the urea assumes the alkalescency, may live the salifying with the acid function, when the temperature surpasses 60℃, the urea in the acid, the alkalinity or the neutral solution has the hydrolisis.

问题补充：尿素是一种无色、无味、无臭的针形或正交棱柱体形结晶，实际生产中为白色或浅色颗粒状；粒度则根据企业的特点可大可小；当加热到132.7℃开始熔化，固体尿素密度为1.335g/cm 3，溶于水和少量的有机试剂，尿素呈微碱性，可与酸作用生成盐，当温度超过60℃时，尿素在酸、碱性或中性溶液中发生水解。

The separation and purification technologies of amino acid,such as: precipitation ,ion-exchange,extraction and membrane separation were reviewed.

总结了氨基酸分离纯化过程中常用的技术，如沉淀法、离子交换法、萃取法和膜分离法，介绍了各种技术的基本原理、特点和发展动态。

Product characteristic: Have an effect to help skin reach maximal penetration and the acidification effect in short time.

产品特点：有效帮助肌肤于短时间内达到最大渗透及酸化的效果。

The effects of all react areas and their features were also discovered. In anaerobic cells the organic matters acidify and hydrolyze, phosphate are released, nitrate will be denitrified if it exits.

揭示了MSBR各反应区自身特点及在整个流程中作用：厌氧池承担有机物的酸化水解、厌氧释磷和部分反硝化的功能。

It is distinguished by its great persistence and excellent acidity balance .

它的特点是良好的持久性并保持酸度平衡。

Type A is com- posed of large-sized acidophilic hepatomic cells which are arr...

肝细胞癌变过程中的特点是糖原下降最后消失，嗜硷性物质和去氧核糖核酸增加。

Then the platform—ACIS for the development of verification system, including its development interface, data structure, main functions, features and the application in the system is introduced.

然后platform-ACIS检定系统的发展，包括其发展的人机界面、数据结构、主要功能、特点和应用系统的介绍。

The architectures and properties of ACIS and HOOPS are presented respectively in this paper. The prototype of Dcam is taken as an example to explain the process of interaction between them and a method to build graphical system based on ACIS and HOOPS is put forward.

介绍了ACIS与HOOPS图形平台各自的数据结构与特点，剖析了两者之间的交互，以开发的Dcam凸轮设计系统为例，进一步阐明了两者的沟通与协调过程，为基于ACIS与HOOPS双重平台的图形系统开发提供了方法。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。