查询词典 aromatics

Influence of N-methylmorpholine in C9 aromatics feed on behaviors of ZA-92 catalyst for toluene disproportionation and transalkylation were investigated.

研究了C9芳烃原料中N-甲基吗啉对ZA-92甲苯歧化与烷基转移工业催化剂催化性能的影响。

After methanol is taken out, the research octane number of C5 etherealization product is about 95. The alkene content is less than 35%, the sulfur content is less than 10μg/g and the aromatics content is less than 1%, it is a clean and high quality gasoline component with high octane number.

脱除甲醇后，裂解C5馏分选择性加氢后的醚化产物的研究法辛烷值为95左右，烯烃含量小于35%，硫含量小于10×10^(-6)，芳烃含量小于1%，是一种优质、清洁的高辛烷值汽油组分。

The reaction mechanism and the latest research status of displacement fluorination of aromatics are summarized, and the development trends are forecasted also.

摘要综述了芳香族置换氟化的反应机理与最新研究状况，并展望了其未来发展前景。

A pre-fermentation cold maceration (or "cold soak") involve an aqueous extraction, rather than an alcoholic extraction, and can extract colour, aromatics, fruitiness, and mouthfeel/width ("flesh"/"fat").

前发酵寒冷浸渍涉及水提取，而非酒精萃取可提取颜色、芳烃、fruitiness、口感/宽度。

A process in which naphthas are converted to high-octane aromatics in the presence of hydrogen and a catalyst under pressure and heat.

临氢重整在高温高压下，在氢和催化剂的作用下石油精转化为高辛烷值的芳烃的过程

The degradation and removal of typical aromatics including aniline, naphthalene and indene under aerobic conditions were studied using flask-shaking tests.

通过摇瓶试验研究了典型芳烃类物质苯胺、茚和萘在好氧条件下的降解去除规律。

It was found that indene and naphthalene, which have harmful effects on the combustion property, were produced because of the hydrogen transfer reaction at high temperatures. High conversion ratio and low content of aromatics could not be obtained simultaneously.

在较高温度时，由于氢转移反应，产物中出现了茚、萘等低氢碳比化合物，会影响燃料的燃烧性能，应用时需要根据性能要求在高裂解转化率与低芳烃收率之间进行权衡。

A wine with structure and delicious aromatics of smooth pickled berries, liquorice, leather and black pepper.

阿与结构和顺利腌制浆果，甘草，皮革和黑胡椒的美味芳烃葡萄酒。

Jiangmen City, Czech Run Chemical Trading Co., Ltd. operating chemical raw materials, mainly toluene, xylene, a rough, crude dimethyl, mixed aromatics, mesitylene, crude Sanjia, mixed dimethoxy, methylal, n-butyl, B ester, n-butyl alcohol, isobutyl alcohol, vinyl acetate, styrene, butyl ether, cyclohexanone, 6 #, 120 #, 200 #, titanium dioxide, phthalic anhydride, DOP, isopropanol for Main Product, Quality Assurance , the price advantage of abundant supply.

江门市捷润化工贸易有限公司经营化工原料，主要为甲苯、二甲苯、粗甲、粗二甲、混合芳烃、三甲苯、粗三甲、混二甲、甲缩醛、正丁酯、乙酯、正丁醇、异丁醇、醋酸乙烯、苯乙烯、丁醚、环己酮、6#、120#、200#、钛白粉、苯酐、DOP、异丙醇为主营产品，质量保证，价格优势，货源充足。

In order to solve the problem that traces of alkaline matter morpholine is contained in the methylbenzene product of N - formylmorpholine aromatics extraction plant, a feasible research was made on removal of morpholine with ion - exchange method in small - sized experimental plant.

针对芳烃抽提装置的产品甲苯中含有微量碱性物质吗啉的问题，在小型试验装置上进行了离子交换法脱除吗啉的工艺可行性试验。

Further more, the simplified analysis method on stressed-skin effect of corrugated steel sheet is also discussed in detail.

此外还比较详细地探讨了蒙皮效应的简化分析方法。

If I had known her telephone number,I would have called her.

要是我知道她的电话号码，我就打电话给她了。