交换

And in exchange I'll ask for higher standards and more accountability.

作为交换条件，我要求他们显示出更高的教育水平，和更多的责任。

Experimental results in TiGems7.0 illustrate that this algorithm is independent of the numerical error accumulated in intersection computation, and can implement the data exchange of IGES B-rep model built by different CAD systems such as SolidWorks and Pro/E.

在TiGems7.0系统中的实验结果表明，该算法不依赖于求交运算中造成的数值误差，具有较好的鲁棒性，能够实现IGES的边界表示格式在SolidWorks，Pro/E等系统中的数据交换功能。

Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong-acid cation exchange resin.

以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林。

Ionic Radius Scale of Establishing Synthesis Factor of Ionic Mass and Electricity;2. Determinat ion of Fluoride in Sea Food and Meat by Ion Chromatogram;3. Determinat ion of Sulfuric Acid Mist in Air by Ion Chromatography

Er离子和Yb离子钙离子和离子离子等离子体"离子束，离子簇"离子-离子发射离子-离子复合离子液体等离子体 Mg2+离子金属离子稀土离子离子交换锌离子铜离子铅离子再制造工程和技术

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。

The preparation methods of sulfonated coal and factors such as sulfonation time, sulfonation temperature and ratio of acid to coal etc.

试验研究了褐煤制磺化煤的制备方法及磺化温度、磺化时间、酸煤比等因素对产物磺化煤的离子交换活性的影响。

In this study, the Industrial Waste Oil with high acid value and methanol were used to produce biodiesel.

本次研究以菜籽油生产过程中产生的高酸价工业废油为原料，经过预处理精制后与甲醇进行酯交换反应制取生物柴油。

Money is an acquisitive instrument only when it is exchanged for some other economic good.

仅当货币交换其它经济财时，它才是一种营利工具。

Active request exchanges a link and do not have what disadvantage.

主动请求交换链接并没有什么坏处。

This reaction provides a useful alternative for replacing the acyl group of glycerides to modify oil and fats.

该反应通过酯交换替换甘三酯中的酰基基团来改善油脂性质。

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。