ion 考研GMAT

Epoxides, episulphides and ethylene imines also polymerize via similar cyclic onium ion mechanisms.

环氧化物，环硫化物和乙烯亚胺也可以于环氧?睦胱拥幕?理进行聚。

We sailed from Perth with a cargo of raw ion.

我们装着一船生铁从佩思。

The formation of polyhalide depends on the combination of central halide ions.

卤化物的形成取决于中心卤化物离子的结。

Furthermore, the protein isolated in the periplasm can be purified by nickel ion affinity chromatography.

而且从周质空间分离的蛋白经过镍住得到了进一步的纯化。

The weak antiferromagnetic interaction exists between Co(II) ions intrachain.

发现在链间的Co(II)离子之间存在着较弱的反铁磁相互作用。

This paper introduces the arc added glow discharge ion titanizing technique.

介绍了一种新的表面金化技术———加弧辉光离子渗钛技术。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与金属离子杂质都被除去,氢氧化钙转化率为88%左右。

As shown by study the extracting powers of two extraction agents are changed with acidy of developer extracting power N,N-diphenyl glycine is stronger than N-n-butyl glycine for 5 metal ions.

N，N—二苯基甘氨酸对5种金属离子的萃取能力强于N—正丁基甘氨酸。

The method of synthesising terpinol with ion exchange resin catalysis was investigated. Effects of kind of solvent used, reaction temperature and reaction time on product output were studied.

探讨了用离子交换树脂催化成松油醇的工艺条件，考察了溶剂、反应温度和反应时间等对水反应的影响。

They also carried automated laser cannon turrets programmed to attack inceptor starfighters, along with armor plating and advanced shields that defended against both turbolasers and ion cannons.

并且导弹上还携带有用以攻击前来拦截的星际战斗机的自动激光炮台和能够抵御涡轮激光火力和离子炮轰击的装甲及护盾。

It has been proved that it is economical and feasible to eliminate educt alkali from coarse sodium tungstate with electrodialysis method of negative ion (1) selective membrane.

一价阴离子选择膜电渗析法从粗钨酸钠溶液中脱除游离碱是经济可行的。

With a systematic study on the effects of ionophores and ion channel on the photopotential signals, this paper verified ike nonproton ion translocation in Purple Membrane.

本文通过在介质中加入离子载体或离子通道剂对紫膜的光电响应信号进行了系统的研究。结果表明:上述光电位信号的差异主要是由紫膜的非质子离子的迁移引起的。

Anion in inhalable particulate matter can be completely dissolved in water by using ultrasonator and then measured by ion chromatography.Good accuracy and precision can be obtained.

介绍了用超声波振荡法能使可吸入颗粒物中的阴离子完全溶解在水中,然后用离子色谱法测定,可获得良好的准确度和精密度.

This review summaries the application of ion exchangers in the separation and determination of alkali metals, alkali-earth metals, noble metals, rare earth elements and actinoid.

离子交换剂在萃取色谱中得到了广泛的应用，本文详细总结了离子交换剂在分析化学中用于碱金属、碱土金属、贵金属、稀土元素、锕系元素等的分离与测定。

The aequorin instantly emits light when triggered by calcium ions -- a substance that is produced when the bioagent-induced cascade occurs in the B cell.

一旦被钙离子——生物介质在B细胞内引发崩溃后所产生的物质——诱发，发光蛋白质立即产生光亮。

According to the problems in dyes production,the role of cupric ion in coupling-cupric complexation was discussed,and the chelated forms of formazane reactive dyes were introduced.

并结生产和应用中的实际问题,对偶-铜络一步完成中铜盐的作用、甲铜络物的啮形式及其性能等研究成果进行了介绍。

The authors discuss the applications of rosin and its derivant,including nonsulfide flotation and flotation separation of nonferrous metallic ions and organic compound from aqueous solution.

讨论了松香及其衍生物在非硫化物矿浮选分离、有色金属离子的浮选分离以及从水溶液中浮选分离有机物等方面的应用情况。

The high quantily of proteinfat and the concentration of IronZinc and Selenium ions in the medium is more advantageous to bioconcentration of edible fungi.

提高培养基中蛋白质、脂肪和铁、锌、硒的浓度，有利于食用菌对铁、锌、硒的富集。

With hydrogen sulfide and tetrapropylene as raw materials, TDM was synthetized by the one step process in the presence of acidic ion exchange resin.

摘要 以硫化氢和十二烯为反应原料，以酸性离子交换树脂为催化剂一步成叔十二碳硫醇。

Besides that, prop-1-ene-1,3-sultone is a kind of electrolyte additive, which can effectively restrain ion battery from expanding under the condition of high temperature.

1,3-(1-丙烯基)磺内酯还是一种电解液添加剂，能有效地抑制离子电池在高温情况下的膨胀。