查询词典 aromatic compounds

Isoprene and toluene and its homologs are focused to illustrate the photooxidation of alkene and aromatic compounds.

最后，对二次有机气溶胶形成机制研究的发展方向进行了展望。

Ce2(SO4)3 was used as an inexpensive and effective catalyst for the Friedel-Crafts alkylation of aromatic compounds with benzyl alcohol s, allyl alcohols and benzyl chlorides.

硫酸亚铈作为一种便宜的和有效的催化剂催化芳香化合物与苄基醇、烯丙醇类化合物和苄基氯的傅-克烷基化反应。

Ce2(SO4)3 was used as an inexpensive and effective catalyst for the Friedel-Crafts alkylation of aromatic compounds with benzyl alcohols, allyl alcohol s and benzyl chlorides.

硫酸亚铈作为一种便宜的和有效的催化剂催化芳香化合物与苄基醇、烯丙醇类化合物和苄基氯的傅-克烷基化反应。

Aromatic compounds play an important role in the development of national economy as organic chemical materials.

1芳烃供需分析芳烃是非常重要的基本有机化工原料，在国民经济发展中起着很大的作用。

Recent developments of clean oxidation systems catalyzed by polyoxometalates are summarized in detail. The emphasis is on the epoxidation reaction of olefinic compounds, oxidation of alkanes and aromatic compounds with the comparatively ideal oxidants, hydrogen peroxide and molecular oxygen respectively. The oxidation mechanisms are elucidated in detail.

文本总结了多金属氧酸盐在液相清洁催化氧化方面的进展，主要针对以过氧化氢和分子氧为氧化剂的烯烃类化合物的环氧化反应、烷烃和芳香族化合物的氧化反应，并详细探讨了此类氧化反应的反应机理。

The toxicity of selected compounds and their binary mixtures of sodium dodecyl sulfate with three substituted aromatic compounds to photobacterium phosphoreum was investigated, respectively.

研究阴离子表面活性剂十二烷基硫酸钠和苯酚、硝基苯、甲苯3种取代芳烃对发光菌的单一毒性，以及在等浓度配比条件下，SDS与这3种取代芳烃二元混合体系的联合毒性效应，并采用毒性单位、相加指数、相似性参数和泥合毒性指数进行毒性评价。

However,the enzymes and other compounds in your mouth and saliva alter some of a wine's aromatic compounds,By aspirating through the wine,you are looking for any new aromas liberated by the wine's interaction with the environment of your mouth.

然而，嘴里和唾液中的酶和其他化合物会改变酒中的一些芳香化合物。通过穿过酒来呼吸，你可以寻找酒与口腔环境相互作用所释放出的任何新的香味。

Organic compounds used as solvents include aromatic compounds and other hydrocarbon s, alcohols, esters, ethers, ketones, amines, and nitrated and halogenated hydrocarbon s.

有机化合物作为溶剂的有芳香族化合物及其它烃类、醇、酯、醚、酮、胺，还有硝化与氯化的烃类。

Organic compounds used as solvents include aromatic compounds and other hydrocarbons, alcohols, esters, ethers, ketones, amines, and nitrated and halogenated hydrocarbons.

有机化合物作为溶剂的有芳香族化合物及其它烃类、醇、酯、醚、酮、胺，还有硝化与氯化的烃类。

For the first three months of pregnancy, women should try to avoid perming hair, perming agents due to the nitro-containing compounds and alkaline hydrogen peroxide; especially hair dyes containing nitro-, amino-aromatic compounds, may affect fetal development, resulting in severe fetal deficiency occurred.

对于怀孕头三个月的妇女，应尽量避免烫发染发，因烫发剂中含碱性的硝基化合物和过氧化氢；特别是染发剂含有硝基、氨基的芳香族化合物，会影响胎儿的发育，严重的导致胎儿发生缺陷症。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。