羰基的

The ether oxygen groups and the carbonyl groups of polyurethane could"solvate"alkali metal cation and play the role of driving force of metal cation transport in the systems.

聚醚型超支化聚氨酯中醚氧和羰基集团，相对线性聚氨酯能更有效地通过"络合"和"解络合"方式，起到"溶解"和推动碱金属阳离子传输的作用。

In this paper, the carbonylation has been studied of olefins in different solvent systems.

本文研究了烯烃在不同溶剂体系中进行羰基化反应的规律。

The application of N_2O-C_2H_2 flame atomic absorbing spectral method to measure the content of molybdenum in carbonyl nickel powder is studied.

运用了N2O-C2H2火焰原子吸收光谱法进行羰基镍粉钼含量的测定。

So the oxidation of diethyl stilbestrol was that two phenolic hydroxyl groups were oxidated to carbonyl group by two electrons and two protons process.

所以己烯雌酚的氧化过程为两个酚羟基经过2质子2电子反应被氧化成羰基。

Firstly, the oxidative carbonylation of aniline with thiols mediated by stoichiometric selenium has been investigated.

首先考察了在计量硒作用下苯胺和硫醇的氧化羰基化反应。

Results showed that the absorbance area of carbonyl increased continuously, but the increase of sulfoxide was relatively weak in ageing.

老化的结果是羰基吸收面积逐渐增加，亚砜变化较小。

FTIR results indicate that terbium ions coordinated with the carbonyl groups in polyurethane molecular chains.

红外光谱研究结果表明，铽离子与聚氨酯分子链中的羰基发生了配位作用。

Both mRNA of heat shock protein-105 and carbonyl reductase-3 were expressed in ventral prostate glands and unfertilized oocyte.

前列腺和未受精卵中均表达热休克蛋白105和羰基还原酶-3的mRNA。

The synthesis of DEC by vapor phase directoxidative carbonylation of ethanol was evaluated as "green technology" route withmild condition, unharmful byproduct and high atomic economy.

乙醇气相直接氧化羰基合成DEC以CO，O_2和乙醇为原料，原子经济性高，原料易得，副产无害，是一条最具发展潜力的非光气法绿色合成工艺路线。

The catalytic system composed of NHPI and transition metal ion can catalyze effectively ethane into acetic acid,cyclane into dicarboxylic acid,toluene into benzoic acid,alkene into epoxide,alkyne into acetylenic ketone,and amide into imide;NHPI used alone can catalyze adamantane to be carbonylated,hydrogen peroxide prepared by oxidization alcohol;NHPI combined with as...

NHPI与过渡金属离子组成的催化体系能高效地催化乙烷氧化为乙酸、环烷烃氧化为二元羧酸、甲苯氧化为苯甲酸、烯烃氧化为环氧化物、炔烃氧化为炔酮、酰胺氧化为酰亚胺；NHPI单独使用能催化金刚烷发生氧化羰基化反应、催化氧化醇制取过氧化氢；NHPI与有机助催化剂如偶氮二异丁腈、溴化季铵盐、蒽醌和醇等也能催化分子氧氧化反应。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。