查询词典 benzene

Different modifier s such as stearic acid,titanate coupling agent,sodium dodecyl benzene sulfonate and phosphorate are applied to improve the surface activity of ground calcium carbonate powder.

通过对改性效果分析，讨论各改性剂的改性特点及最佳配比，寻找碳酸钙的改性最佳工艺。

Then we tested the photosensitivity of POF whose core material was copolymer of azo-benzene and poly in experiment.

其次，对含偶氮苯和聚甲基丙烯酸甲酯共聚的纤芯材料的聚合物光纤光敏特性进行了实验测试。

The response to single compound: To both females and males, the compounds that elicit larger responses of adults are benzaldehyde, benzene acetaldehyde, hexanol,β-phenyl ethyl alcohol, benzyl alcohol, cyclohexanol and eugenol. Phytol, 2-methyl-cyclohexanone and β-caryophyllene reveal to have weaker activity.

对单一化合物的反应：两种昆虫，不论是雌蛾还是雄蛾，能引起较强EAG反应的化合物均为苯甲醛、苯乙醛、正己醇、β-苯乙醇、苯甲醇、环己醇和丁香酚，植醇、2-甲基环己烷和β-石竹烯仅能引起微弱的EAG反应。

The reason of the higher value of quinoline insoluble material in coal pitch is analyzed through the determination theory of methyl benzene insoluble material.

针对在试验过程中发现煤沥青中喹啉不溶物分析结果偏高的现象，根据煤沥青中甲苯不溶物的测定原理，找到造成这种现象的原因，然后从不同的角度进行试验，最终摸索出一套分析煤沥青中喹啉不溶物含量的简单、经济、可行的方法。

The effect of various solvents such as benzene, methanol and water on the reaction pathways was assessed by the polarizable continuum model.

采用极化连续介质模型研究了各途径在苯、甲醇和水溶液中的溶剂化效应。

However a poultice of benzene, toluene or trichlorethylene (all which are very dangerous chemicals) will reduce the intensity of the stain.

可以湿敷苯、甲苯减少污垢。

Actually, Super zinc no toxic ,no harmful itself ,no prussic acid ,benzene ,toluene , ketone, and some other affecting component ,lower voc, no rubbish will happened after using, so this can be more friendly to the environment .

强力锌本身无毒无害，不含异氰酸物、苯、甲苯、酮、氯代烃等不良组份。低VOC，施工不产生液体、固体废弃物，是对环境更友好的锌防护产品。

In Chapter 5, we studied electronic structures of 11 types of non-classical thiophene, which composed by benzene, thiophene, pyrazine and thiadiazole, respectively.

在第五章中，我们对由苯、噻吩、吡嗪和噻重氮环组成的非经典噻吩分子与乙烯(共11种)的共聚物，进行了计算研究。

The selecitive oxidation of benzene was studied over manganese pyrophosphate in liquid phase.

利用焦磷酸锰进行了苯的液相选择氧化的研究。

Many of the aza quinazolines have showed potent activity, such as pyrido[2,3-d]pyrimidine, pyrido [3,2-d]pyrimidine, pyrido[4,3-d]pyrimidine, pyrido[3,4-d]pyrimidine, and pyrimido [5,4-d]pyrimidine. Moreover, the compounds that the benzene in quinazoline ring was substituted by five-member rings, such as pyrrolo[2,3-d]pyrimidine, pyrazolo[3,4-d]pyrimidine, can also inhibit the EGFR and show bright prospects.

然而喹唑啉环并非EGFR抑制剂所必须的，在随后的研究中，人们发现许多氮杂喹唑啉类也有很好的活性，如吡啶并[2，3-d]嘧啶类、吡啶并[3，2-d]嘧啶类、吡啶并[4，3-d]嘧啶类、吡啶并[3，4-d]嘧啶类、嘧啶并[5，4-d]嘧啶类，也就是在喹唑啉环的5，6，7，8-位都可以氮杂，且都有活性。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。