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- Keywords non|phosgene;nitrogen containing compounds;carbonylation;carbamate;urea; 非光气;含氮化合物;羰化;氨基甲酸酯;脲衍生物;
- Keywords NMR;nitrogen containing compounds;inter-molecular hydrogen bonding;tautomerism equilibria;quadrupole moment; 核磁共振;含氮化合物;分子间氢键;异构;14N四偶极矩;
- Keywords electroplating terminology;coordination chemistry;nitrogen containing compound;hydroxyacid containing phosphorus;solution composition; 电镀术语;配位化学;含氮化合物;磷的含氧酸;溶液组成;
- nitrogen containing compounds 含氮化合物
- nitrogen containing compound 含氮化合物
- Most of the substances are oxygen containing compounds. 这些物质大多数是含氧化合物。
- This is a review with ten references, introducing odor and usage of some FEMA GRAS flavor compounds, which include sulfur containing flavor compounds,Nitrogen containing flavor compounds and oxygen containing unsatu-rated compounds. 本文介绍了FEMA GRAS 9-20的重要化合物香气和应用情况,包括含硫、含氮香料、耐高温香料、长效凉味香料和各种异构的含氧烯键化合物。
- Carbon dioxide, carbon monoxide, hydrogen cyanide, nitrogen containing gases. : 二氧化碳; 一氧化碳; 氰化氢和含氮气体.
- Berries, for instance, contain compounds known as polyphenols and anthocyanins. 浆果,例如含有化合物,被称为多酚类物质和花色。
- Chengdu Golden Phoenix Liquid Nitrogen Container Co., Ltd. 成都金凤液氮容器有限公司。
- This was mainly due to a small number of nitrogen containing diamonds within the. 这主要是由于钻石内部含少量的氮造成的。
- Hydrocarbons Halogenated Hydrocarbons II.Nitrogen Containing Compounds III.Silicon Containing Compounds (Except Si... Sadtler Spectral Handbooks红外光谱数据手册 Table of Contents - IR I.
- Two different kinds of palladium complexes of nitrogen containing polymere havebeen prepared and their catalytic actions for p -nitro -methyl benzfene have been invertigeted. 制备了两种不同的含氮高分子-钯络合物,并研究了它们对对硝基甲苯的催化活性。
- This methodology provides an easy to use, efficient yet flexible procedure for the formation of pyrrolidine and piperidine ring containing compounds. 在研究中我们发现了一种新的孤立双键的溴代氮环化方法,并成功利用该方法进行了不对称诱导形成新的手性中心的研究。
- These beverages contain compounds called phenols that make it harder for your body to absorb iron. 另外一个原因是饮料里所含有一种叫做酚的化合物可以阻止身体对铁的吸收。
- The dynamic relations between the fruit-body yield and nitrogen contain of the culture mater ials,stip length and dry-weight of the fruit-body,stip length and time were anal ysed. 同时分析了子实体产量与培养料的含氮量、子实体干重与菌柄长度、菌柄生长长度与时间的动态关系。
- A diastereoselective version for the synthesis of chiral pyrrolidine and piperidine ring containing compounds was also developed. 利用由本项目拓展的方法,我们成功全合成了生物碱石蒜碱及单萜化合物紫牡丹内酯,合成了蛙皮毒素的重要合成中间体。
- Nitrogen containers are equipped with pressure relief devices to protect from over pressurization. 氮容器装备有减压装置,以便在过压和可能的破裂时保护容器。
- The berries contain compounds called anthocyanosides, which may protect the retina against macular degeneration. 越桔是包括华氰氧化物的混合物,它可以防止网膜有斑点退化。
- Some of phenol compound and oxygen containing compounds with tertiary butyl group were screened to use as gasoline antiknock additives. 在实验过程中筛选出几种酚类化合物和叔丁基含氧化合物等作为汽油抗爆添加剂。
