查询词典 aromatic

A tablet containing aromatic substances that is burned to fumigate or deodorize the air.

芳香剂含有香料，燃烧后可用来进行空气消毒或防嗅的片剂

Air freshener HR-111 This product is based on newest water base system and prepared from fine aromatic chemicals,it can be widely applied to hotel,restaurant and other public places,it can deodorize,sterilize and cleasen air,which contributes to a clean and pleasant environment.

客房系列空气清新剂 HR----111 本品是采用最新的水基体系及选用上等香精精制而成，广泛用于宾馆、饭店等公共场合，使用本剂可使环境香化，具有灭菌、除味、净化空气之功效，保持环境幽净。

In recent years aromatic diamine derivatives with good photoluminescent and hole transporting properties have been widely used in organic electroluminescence devices.

芳香多胺系化合物不仅是重要的有机染料，而且具有良好的光稳定性和极好的传输性能，近年来已引起研究者的兴趣和关注。

The invention relates to a synthesis method of aromatic diamine monomers, in which object products are obtained by condensation and reduction.

本发明涉及芳香族二胺类单体的合成方法，通过缩合、还原得到目的产物。

Most direct substitution of groups bound to an aromatic nucleus is limited to diazonium salts.

大多数连于芳核能被直接取代的基团仅限于重氮盐。

The paper discloses a process for diazotization fluorination of aromatic primary amines utilizing sodium nitrite and anhydrous hydrofluoride to produce the corresponding diazonium fluoride which is decomposed, usually by heat, to make the desired fluoroaromatics .

本文通过重氮化工艺路线的改进，在液态氟化氢中进行重氮化和重氮盐的热分解，提高了芳香族氟化物的收率，并且使重氮化反应工艺能应用于工业化生产。

Diazonium salt which was formed by reaction of diazotization of eldest aromatic amine then coupling with N-(1-naphthyl)-ethylenediamine dihydrochloride,in NH_3·H_2O-NH_4Cl solution showed a sensitive polarographic wave at peak potential of 0.58vs,SCE.

本文报道了芳香族伯胺的重氮－偶氮化反应所生成的偶氮化合物在NH＿3·N＿2O－NH＿4Cl底液中，在单扫描极谱上，峰电位－0.58V

The species has following traits in morphology and flowering phenology:dichogamy flowering habit,medial aromatic flowers,dime greenlish petalum,sticky pollen,extrose anthera,and wet stigma.

该种呈现以下的形态和开花物候特点：雌雄异熟，花冠中等大小而具香味、花被暗绿色，花粉有粘性，外向花药，湿型柱头。

An amount of the aromatic vinyl polymer is preferably 5 to 150 parts by weight based on 100 parts by weight of the diene rubber.

以100重量份的二烯橡胶为基准，芳香乙烯基聚合物的含量优选为5～150重量份。

Diphenylamine has been found to be an excellent coupling agent for the identification of aromatic amines.

本文推荐了二苯胺作为鉴芳胺化合物的偶合剂，其优于β-萘酚之点在于在酸性介质中即可偶合，试剂稳定便于貯藏，尚可进一步进行酸硷颜色变化试验及氧化还原颜色变化试验。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。