查询词典 ion

ESCA combined with Ar~+ ion sputtering technique was employed for profile analysis of the composition of the oxide film which was formed at the surface of aluminum anode.

采用扫描电镜和光电子能谱等比较和分析了Al-Zn-In-Si合金牺牲阳极在放电前后的金相结构、表面形态和组成。

At the same time, the results showed that silver ion can not complex with oleic acid ethyl ester.

同时，本研究还表明，银离子不能与油酸乙酯形成络合物。

Solid phase extraction ; gas chromatography-mass spectrometry ; estriol ; selected ion monitoring

固相萃取；气质联用；雌三醇；选择离子监测

A system design of reactive ion etcher, which is based on the demand of photonic crystal fabrication, is presented in this paper from the angle of research and experiment. And then the demonstration is also presented.

本文基于光子晶体的实验室制备的需要，从科研和实验应用的角度，提出了一种反应离子刻蚀机的设计方案并对之进行论证。

The system employs conventional configuration of parallel plate reactive ion etcher. This equipment, with good performance/price ratio, is anticipated to obtain more desirable etching resolution and profile, because the system design is optimized reasonably and high-quality assemblies have been chosen.

该系统采用常规的平板形反应离子刻蚀结构，由于设计方案经过合理优化，且系统选用高质量的精密零部件，系统预期可以实现较高的刻蚀分辨率和较好的刻蚀形貌，具有良好的性价比。

In silicon deep reactive ion etching using inductively coupled plasma etcher,a narrow trench with a width of several micrometers usually shows positively tapered profile, which means that the width of the etched trench decreases with the progress of etching depth.

利用自感应耦合等离子蚀刻机进行硅深层反应离子刻蚀，得到了几微米宽的狭槽，其轮廓通常为正锥形，即蚀刻槽的宽度随着蚀刻深度的增大而减小。

Reactive ion etching, as one of dry etching technologies, was originated in the 1970's.

作为等离子体干法刻蚀技术的一种，反应离子刻蚀诞生于20世纪70年代。

Ethyl tert-butyl ether can be produced by ethonol and isobutene catalyzed by acidic ion exchange resins.

乙基叔丁基醚一般由乙醇和异丁烯合成，以阳离子交换树脂为催化剂。

METHODS Using a combination of cryoglobulin precipitation,euglobulin precipitation, ion-exchange chromatography,(NH4)2SO4 precipitation and affinity chromatography, the impurity protein of different quality was removed, and the easy and effective condition was selected toincrease the purity and content of C2 in the final product.

方法利用冷球蛋白沉淀、优球蛋白沉淀、离子交换色谱、硫酸铵沉淀和亲和色谱几种方法，将血清中不同性质的杂蛋白除去，选择相对简单且分离效果好的条件，提高终产物中目标蛋白C2的纯度和含量。

The experiment result shows that the copolymer of methyl methacrylate and crylic acid surly coordinate with europium ion.

研究结果表明，共聚物与铕发生了配位，而小分子配体的引入对配合物的荧光强度起到了加强作用。

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。