Fluorine is a greenish gas too active that even water and glass burn in it. 相关知识点: 试题来源: 解析 B 答案:B:so分析:【so + adj. that+ 从句】固定句型。参考译文:氟是一种浅绿色气体,特别活泼,甚至水和玻璃都可以在里面燃烧。反馈 收藏 ...
[答案]B [解析]语法题。根据句子结构,可知句子的主语为Fluorine,谓语部分为is a greenish-yellow gas,后面是由that引导的定语从句,所以空格中为同位语,对主语起补充说明作用,应选用名词短语充当同位语。句意:氟,一种化学元素,是一种黄绿色的有毒且具有高度腐蚀性的气体。选项B符合题意。反馈...
(Elements & Compounds) a toxic pungent pale yellow gas of the halogen group that is the most electronegative and reactive of all the elements, occurring principally in fluorspar and cryolite: used in the production of uranium, fluorocarbons, and other chemicals. Symbol: F; atomic no: 9; atomi...
Fluorine is a vital element in the nuclear energy industry, according to the Royal Society. It is used to make uranium hexafluoride, which is needed to separate uranium isotopes. Sulfur hexafluoride is a gas used to insulate high-power electricity transformers. ...
chemical element,element,gas,halogen 联想词 boron硼;fluoride氟化物;hydrogen氢;chlorine氯;halogen卤素;isotopes核素;nitrogen氮;iodine碘;sulfur用硫磺处理;phosphorus磷;nitride氮化物; 英语例句库 1.Fluoride is a widely distributed nephrotoxin with exposure potentially resulting from environmentalfluorineexcess.Kidney...
中文 英文 短语出现在反向字典中。 fluorine 在中文中 将“fluorine"翻译成英文 译文示例:合成一氟化碳的一个前体是氟与石墨的层间化合物,也被称为fluorine-GIC。 ↔ A precursor of carbon monofluoride is the fluorine-graphite intercalation compound, also called fluorine-GIC. 机器翻译 fluorine Glos...
The detection apparatus includes: a vessel defining a reaction cavity that houses a metal oxide and is fluidly connected to the gas discharge chamber for receiving mixed gas including fluorine from the gas discharge chamber in the reaction cavity, the vessel enabling a reaction between the fluorine...
fluorine 英 [ˈflɔːriːn] 美 [ˈflɔːriːn]n. 氟 牛津词典 noun 氟a chemical element. Fluorine is a poisonous pale yellow gas and is very reactive .
What is the formula for fluorine gas?Gases:Gases can be elements or compounds. The elements that are gases at room temperature are hydrogen, nitrogen, oxygen, fluorine, chlorine and all of the noble gases. Fluorine is also the most reactive nonmetal....
Feiyuan Group is a fluorine chemical industry high-tech enterprises, the company is located in Zibo Gaoqing County High City Economic Zone. It was founded in August 2004, June 2005 officially put into operation.