“二甲胺”用英语怎么说

以低含氢硅油 、 不饱和聚醚 、 一氯乙酸和二甲胺为原料, 制备得阳离子有机硅油.The silicone quaternary was synthesized reaction of - H silicone, unsaturated - ether, chloroacetic acid, dimethylamine.双长链烷基甲基叔胺是脂肪醇和二甲胺催化胺化反应的主要 副产物.Dialkylmethylamines are the ...

“二甲胺”的拼音为：èr jiǎ àn...

“中等”的近义词/同义词：平平, 平淡。...

swarm的复数形式为：swarms...

churn的复数形式为：churns...

They could not move their heavy mortars over the swampy ground.他们无法把重型迫击炮移过那片沼泽地.Malaria is still rampant in some swampy regions.疟疾在一些沼泽地区仍很猖獗.An ox as grazing in a swampy meadow.一头牛在一块泥泞的草地上吃草....

回照器在开始时就要小心地对准.The heliograph must thus be carefully aligned in the first instance....

尽可能保持旺盛的精力参加那几场比赛对我们来说至关重要。It's vital we are as fresh as possible for those matches.铲子插入了一丛长势旺盛的灌木丛。The spade sank into a clump of overgrown bushes.在南非的那些年是他创作最旺盛的时期。The South African years were his most creative pe...

trademark的近义词/同义词有：logotype, label, identification, symbol, representation, tab, stamp, badge, insignia, logo, tag, earmark, colophon, name, sigil, sign, brand, seal, signet, marker, hallmark, patent, signature。n.tradema...

In most languages adjectives have slightly different spellings for masculine and feminine.在多数语言中，形容词的阳性和阴性的拼法略为不同。We can form nouns from adjectives.我们可以用形容词来构成名词.Attributive adjectives precede the noun.定语形容词位于名词前....

n.二氯偶氮脒（水性漆防腐剂），氯阿唑丁...

n.一种气味浓烈的干酪...

In Britain theof Parliaments the House of Lords thethe House of Commons.在英国议会的上议院叫做贵族院,下议院叫做平民院.It's now unlikely that future parliaments will bring back the death penalty.现在看来，将来议会不太可能恢复死刑。During August, parliament...

cycinchophen的音标：cycinchophen的英式发音音标为：[si:'sɪntʃəfen]cycinchophen的美式发音音标为：[si'sɪntʃəfen]...

A fluid may flow through a maze of tiny channels , bifurcating and recombining randomly.流体可以经过很小的、完全随机地分开又重新结合的,错综复杂的渠道而流动.The lower part of PV curve contains abundant information about UEP bifurcating as power changes.常...

centival的音标：centival的英式发音音标为：['sentɪvəl]centival的美式发音音标为：['sentɪvəl]...

befuddle的音标：befuddle的英式发音音标为：[bɪ'fʌdl]befuddle的美式发音音标为：[bɪ'fʌdl]...