amination什么意思？

amination的音标：amination的英式发音音标为：['æmɪneɪʃən]amination的美式发音音标为：['æmɪneɪʃən]...

METHODS: The target compound was prepared by the bromination and amination reaction.方法: 用溴代及胺化反应合成了四甲基吡嗪衍生物.The effects of triacetoneamine concentration on hydrogenation and amination were discussed.论述了三丙酮胺纯度对加氢和还原胺化反应的影...

比赛开始的时候形势大好，斯皮德以一记精彩的进球拔得头筹。It all started so promisingly when Speed scored a tremendous first goal.他拔出匕首转身面向追他的人。He drew his dagger and turned to face his pursuers.那时候，牙科学刚起步，拔牙都不打麻药。In those days, dentistry was basic. ...

A pH test measures the acidity or alkalinity of a substance.pH值测试可检测物质的酸碱度。Add honey to counterbalance the acidity.加点蜂蜜来调和酸味。This plant prefers alkaline soil, though it will readily tolerate some acidity.这种植物在酸性土壤中也能生存, ...

baldhead的音标：baldhead的英式发音音标为：['bɔ:ldhed]baldhead的美式发音音标为：['bɔldhed]...

cafe的音标：cafe的英式发音音标为：['kæfeɪ]cafe的美式发音音标为：[kæ'feɪ]...

For traditional chromo - thermometer, the operation wavelength is determined by interferential filter.传统的比色测温仪由干涉滤光片来限定工作波长,适应性不强, 稳定性不够.This experiment needs a more sensitive thermometer.这个试验需要一个灵敏度较高的温度计。Wait for a cou...

动脉搏记录器...

He is as slippery as an eel and simply refuses to be pinned down on anything.他很圆滑,什么事情都不肯承担责任.A method of detecting mebendazole residue in eel muscles was established.建立鳗鱼体内甲苯咪唑残留的分析方法.'I'm Ben Gunn, I am,'...

n.麻醉苏醒物...

这些形容词意为粗鲁,有时意为在行为或言语上无礼.These adjectives mean abrupt and sometimes discourteous in manner or speech.还有一些人他们或言语华丽或者歌声动人.Still others knew big words or could sing pretty songs.现实的记忆多半不是过去的感觉的痕迹,而是过去的概念化或言语化过程的痕迹.Actual mem...

The Pre - cambrian alumino - siliceous slate is the host rock of antimony deposit inHunan.湖南前寒武系的 硅铝 质板岩是锑矿主要赋矿岩性.Antimony adds to the rigidity of the casting.锑能增加铸件的硬度.Antimony abounds in out country.我国盛产锑.The percentag...

You can get kits to do this from DIY stores.你可以在自己动手商店里买一套工具自己来做这个。There were a couple of decent kits knocking around, but this wasn't one of them!这里有几套像样的装备,但这套不是！Her popular pot holder is also available in do-it-y...

jot的一般过去时为：jotted...

...a formidable warhead that can penetrate the armour of most tanks.能穿透大多数坦克装甲的威力巨大的弹头The UNSC vessel erupted from inside, reactor overload and single nuclear warhead detonated inact of self - destruction.UNSC战舰引爆了自己的核反应...

“布景”的拼音为：bù jǐng...

抗氧化性，耐腐蚀性...