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The chromogenic reaction that aluminium-chromeazurol S reacts with cation surfactant CTAC (cetyl trimethylammonium chloride) to form stable iso-ligand ternary complex can be used to determine the luminosity of aluminium oxide.

在pH=6的乙酸盐缓冲溶液中,铝一铬天青S与阳离子表面活性剂氯化十六烷基三甲胺形成稳定异配位体三元络合物的显色反应,籍以进行三氧化二铝的光度测定。

Bulky and electron-rich MOP-type phosphine ligand 2-ditertbutylphosphino-2'-isopropyloxy- 1,1'-binaphthyl (L1) shows good catalytic activity in palladium-catalyzed α-arylation of 1,3-dicarbonyl compounds.

富电子、大位阻MOP型烷基膦配体2-二叔丁基膦-2'-异丙氧基-1,1'-联萘(L1)在钯催化的1,3-二羰基化合物的α-芳基化反应中显示了较好的催化活性。

Bulky and electron-rich MOP-type phosphine ligand 2-ditertbutylphosphino-2 -isopropyloxy 1,1 -binaphthyl (L1) shows good catalytic activity in palladium-catalyzed α-arylation of 1,3-dicarbony compounds.

富电子、大位阻MOP型烷基膦配体2-二叔丁基膦-2'-异丙氧基-1,1'-联萘(L1)在钯催化的1,3-二羰基化合物的α-芳基化反应中显示了较好的催化活性。

The acyl derivatives all exhibited higher inhibitory effect than prinsepiol, among which isobutyryl and diacetate derivatives exhibited highest activity with EC50 of 3.85 mg/L and 5.60 mg/L respectively.

在Prinsepiol 4,4'位引入不同酰基后化合物的抑菌活性均有不同程度提高,其中4,4'-二异丁酰基衍生物和4,4'-二乙酰基衍生物的抑菌活性均较好,有效中浓度(EC50)分别为3.85和5.60 mg/L,是Prinsepiol的6~8倍。

In this study aldylencdithiomethylene Malonic acid acts as the main coordination agents and compound iron ion have been synthesized by the means of solution, As a result ,the 1D polymer is obtained.

本论文采用常规的溶液合成方法,首先设计合成了一个以含有二硫缩烯酮结构的丙二酸类配体和过渡金属铁离子的单核配合物,再以此单核配合物作为配体设计合成了三个异多核配合物和配位聚合物。

One opponent of the 2009 deadline talks of "a noble industry that we want to protect" and lauds the virtues of pen and paper.

有位对2009年作为最后其限看法有异的人士谈到我们意欲保护高贵的工业,他并且大力赞扬纸笔的好处。

On the basis of the analysis of physicochemical properties of soil, analyzes variance characters of soil physical properties and nutrient properties in different land use ways and slope locations in the western edge mountains of Sichuan basin, and the results indicate that, in the respect of soil physical properties, it is either the soil structure coefficient or the degree of aggregation that is contained in farm land is obviously less than that is contained in reforested land and waste land, and because of the effects that forest crop root system and forest floor take, the soil physical properties of forest plantation is far better.

在土壤理化指标测定基础上,分析了四川盆地西缘中低山坡地不同土地利用方式和坡位下土壤物理性质与养分性质的分异特征,结果表明:土壤物理性质方面,耕作土壤的结构系数和团聚度明显低于人工林和荒草地,人工林由于林木根系和枯枝落叶层的作用,土壤物理性状明显较好。

It doesn't include robes( or other items worn in the same body slot as armor), since most of those items don't offer the same kinds of effects, nor does it include bracers of armor or other items that provide similar protection -- those are both clothing items.

这不包括布袍(或者其他在此装备栏位以护甲形式穿着的其他物品),因为大多这类物品提供的效果与之相异;这里也不包括护甲背带或是提供类似保护的其他物品——它们都属于服饰物品。

Alkylation of C6D6 with 1-dodecene using Br-ALCl3 as a catalyst was firstly carried out. Molecular structures of products, dodecylbenzene isomers, were analyzed by GC-MS and NMR, and the deuterated atom in the dodecylbenzenes was verified to be connected with 1-carbon of the side chain.

首先进行了Br-AlCl3催化氘代苯与1-十二烯烃的反应,通过GC-MS及NMR分析产物十二烷基苯同分异构体的结构,验证了氘原子与产物侧链1-位碳相连的结论。

Exchang reaction of carbonyl with organic or inorganic ligands of electron-doner and metathesis of metal halids with carbonyl metal negative ion have been used to prepare some heteronuclear atomic clusters. The reaction condition are often moderate. They performed easier and have, a mord yield.

利用给电子有机和无机配位体的交换反应和金属卤化物与羰基金属阴离子的复分解反应,合成异核原子簇具有反应条件温和易于控制,收率较高的特点。

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推荐网络例句

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊!不用提了。提到肉,真是糟透了。

Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.

Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。