[机] 氢化钾

potassium hydride的用法和样例:

例句

  1. The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.研究了以硼氢化钾修饰的雷尼镍催化剂催化松油醇加氢制备二氢松油醇的反应。

It's bad enough that mosquitoes suck our blood, and sometimes pass on disease. But there's more. They can actually give you a disease and pee on you at the same time. Adding insult to injury if you will. Jerod Denton, a pharmacologist at Vanderbilt U

发表于:2018-12-24 / 阅读(70) / 评论(0) 分类 2016年Scientific American(十二)月

Fruit Vendor: Wait! Don't go just yet. These bananas are pretty cheap--only 35NT for this bunch. Robert: Now that's more like it! Bananas have lots of potassium, too! Fruit Vendor: They're also good for your digestion! Would you like some kiwis, too?

发表于:2018-12-25 / 阅读(47) / 评论(0) 分类 Eztalk美语会话

Darwinian medicine - an approach to the treatment of infective diseases which takes account of the co-evolution between the host and its parasite. Deciduous - from the Latin

发表于:2019-01-03 / 阅读(58) / 评论(0) 分类 医务英语

青霉素类 苯唑西林钠 Oxacillin Sodium 新青霉素Ⅱ,苯唑青霉素钠,苯甲异噁唑青霉素 奈夫西林 Nafcillin 新青霉素Ⅲ,乙氧萘青霉素 匹美西林 Pivmecillinam 氮卓

发表于:2019-01-03 / 阅读(89) / 评论(0) 分类 医务英语

Dietary Changes Help Lower Blood Pressure Sunday, April 7, is World Health Day, and this years theme is high blood pressure, also known as hypertension. The World Health Organization has recommended reducing salt or sodium intake to lower the risk of

发表于:2019-01-14 / 阅读(94) / 评论(0) 分类 VOA标准英语2013年(四月)

Tsinghua University released the initial investigation results provided by Haidian Public Security Bureau a few days ago, which revealed that a hydrogen cylinder exploded accidentally, and the whole lab then caught fire. Meng Xiangjian died as the re

发表于:2019-01-19 / 阅读(124) / 评论(0) 分类 2015CRI中国国际广播电台

Under normal circumstances, each of your brain cells allows various substances, such as sodium, calcium and potassium to permeate its outer cell membrane. Once inside the brain cell, these substances help give the cell stimulus it needs to function p

发表于:2019-01-26 / 阅读(59) / 评论(0) 分类 英语听力文摘 English Digest

今天分享的是柠檬水的妙用。 重点词汇 immune system 免疫系统; potassium n.化钾; freshen vt.使新鲜; 使清爽,使有精神,把(自己)盥洗一番; 1. Gives your immune system a boost. 2. Excellent source of potassium.

发表于:2019-02-02 / 阅读(99) / 评论(0) 分类 卡卡课堂早餐英语

Sore heads the morning after the night before could become a thing of the past thanks to a 'revolutionary' new drink - designed to prevent HANGOVERS. 一种专为防止宿醉设计的革命性新饮品有望令宿醉第二天早上醒来后的头痛成

发表于:2019-02-05 / 阅读(87) / 评论(0) 分类 阅读空间

Eating three bananas cuts your risk of a stroke, scientists say. A banana for breakfast, one for lunch and one in the evening would provide enough potassium to reduce the chances of suffering a blood clot on the brain by around 21 per cent. 科学家称

发表于:2019-02-06 / 阅读(131) / 评论(0) 分类 阅读空间

生活英语:健康饮食(双语)

发表于:2019-02-07 / 阅读(82) / 评论(0) 分类 阅读空间

Although our cell was large, we obviously had used up most of the oxygen it contained. 虽然牢房还算宽大,但很明白,我们已经消耗掉了里面大部分氧气。 In essence, over an hour's time a single human being consumes all the ox

发表于:2019-02-17 / 阅读(70) / 评论(0) 分类 《海底两万里》中英双语有声读物
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acanthoica quattrospina
Anderbergite
ankyloses
anthroxan
area of structure
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asplenioides
Azeri Turkic
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BBC Two
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between decks
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duck's bill
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excusedly
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forward transfer characteristic
fueling feeder
genus myroxylons
groundbreakers
halityloside
hemorrhagic unit
hetairism
hoyles alloy
illumination system
infiltrated zone
inner foxing
iron silicofluoride
lentigo aestiva
leprotine
ligand solvent
lion huntness
mckie
melolonthas
mentigerous
methylthioethylchloride
multipolar group
murza
nephrapyeloplast
news server
non-normal science
nonquestioning
nonspecific urethritis
off-position
Oil Rivers
outswimming
over-flowing
particular average
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polarization phenomenon
pre-package
pseudoclefting
put the shake on sb
Put-to
pylyctenular conjunctivitis
radio inertial guidance system
railway crossing sign
recessus membranae tympani superior
route computer aided design
Santorini's muscle
scattere
slow speed device
soft cotton
sphenosalpingostaphylinus
splendish
standard method of analysis
synagial wall
Tegelträsk
tempered martensite
Tescou
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thrust graph
tinsel cord
trimtab
true motion radar
undeduced
Vesdun
watir
wised-up