alkylation什么意思？

The Octane Number is retained owing to HZSM 5 � � s excellent ability of aromatization, isomerization and alkylation.HZSM-5沸石对汽油的降烯烃作用得益于其优异的芳构化 、 异构化和烷基化性能.These derivatives are readily obtained by alkylation of 2 - mer...

These derivatives are readily obtained by alkylation of 2 - mercaptopyridine and alkyl halides under alkaline conditions.这些衍生物可以容易地在碱性条件下通过 2- 巯基吡啶和卤代烷的烷基化而得到.The different contents of various alkylation products were ob...

alkylation的音标：alkylation的英式发音音标为：[ˌælkɪ'leɪʃən]alkylation的美式发音音标为：[ˌælkɪ'leɪʃən]...

The airline plans to auction its international routes to former competitors.这家航空公司打算把他们的国际线路拍卖给以前的竞争对手。Two of his biggest competitors are out of the ball game.他的两大劲敌出局了。The competitors had to contend with squally weather...

“到国外”的英语可以翻译为：go overseas，abroad，go abroad...

“虚伪地”的英语可以翻译为：falsely，mock，lyingly ...

n.仓库，货物集散地，转口港...

adj.无效的，不能成立的，有病的，病人用的vt.使伤残，使退役，失去健康n.病人，病号，残废者，伤病军人vi.变得病弱，因病而奉命退役...

dihydrazone的音标：dihydrazone的英式发音音标为：[daɪ'haɪdrəzəʊn]dihydrazone的美式发音音标为：[daɪ'haɪdrəzoʊn]...

“岩溶”的拼音为：yán róng...

“阵营”的英语可以翻译为：a group of people who pursue a common interest，camp ...

go的反义词有：stop, stay, arrive, remain, come, come, remain, enter, stay。vi.go的反义词（离去;移动）：stop, stay, arrive, remain, come。go的反义词（其他释义）：come, remain, enter, stay。...

暗煤...

n.美沙酮（一种镇静剂），美散痛...

n.助手，助理，副官，辅助的东西...

Helminthosporium的音标：...

golf的第三人称单数（三单）为：golfs...

让我恼怒的是这么多人都是这样的态度。What gets me is the attitude of so many of the people.最让她恼怒的是他们的平静。It was their serenity which galled her most.我那些半睡 半 醒的恼怒的士兵哗啦啦地在大路上排起队来.My half - awake and sulky men were clattering into shape on the...