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单词 易挥发
释义 〔turpentine〕A thin volatile essential oil, C10H 16, obtained by steam distillation or other means from the wood or exudate of certain pine trees and used as a paint thinner, solvent, and medicinally as a liniment. Also called oil of turpentine ,spirit of turpentine 松节油:一种稀薄的、易挥发的经过提炼的精油,C10H 16,通过汽馏法或其他方法从某些针叶树的木头或渗出物中提取,用作颜料、涂料的稀释剂、溶剂及医用作搽剂 也作 oil of turpentine,spirit of turpentine〔isoprene〕A colorless volatile liquid, C5H 8, used chiefly to make synthetic rubber. 异戊二烯:无色易挥发液体,C5H 8,主要用来制造合成橡胶 〔carburet〕To combine or mix (a gas, for example) with volatile hydrocarbons, so as to increase available fuel energy.使与碳化合:使(例如,一种气体)与易挥发的碳氢化合物结合或混合,以增加燃料的可用能量〔coke〕The solid residue of impure carbon obtained from bituminous coal and other carbonaceous materials after removal of volatile material by destructive distillation. It is used as a fuel and in making steel.焦炭:从烟煤和其他含碳物质中经过毁馏除去其中的易挥发物质而获取的含杂质碳的固体残余物,作燃料及炼钢之用〔alcohol〕Abbr. al.,alc.A colorless, volatile, flammable liquid, C2H 5OH, synthesized or obtained by fermentation of sugars and starches and widely used, either pure or denatured, as a solvent and in drugs, cleaning solutions, explosives, and intoxicating beverages. Also called ethanol ,ethyl alcohol ,grain alcohol 缩写 al.,alc.酒精,乙醇:由糖和淀粉发酵后合成或取得并且广泛使用的一种无色、易挥发、易燃的液体,C2H 5OH,无论纯酒精或变性酒精都可作为溶剂及用于医药、净化溶解、炸药和麻醉性饮料 也作 ethanol,ethyl alcohol,grain alcohol〔turpentine〕The sticky mixture of resin and volatile oil from which turpentine is distilled.松油树指:松腊和易挥发的油的粘稠的混和物,松节油就是从中蒸馏出来的〔furan〕One of a group of colorless, volatile, heterocyclic organic compounds containing a ring of four carbon atoms and one oxygen atom, obtained from wood oils and used in the synthesis of furfural and other organic compounds.呋喃:无色、易挥发的杂环有机化合物的一种,含有一个由四个碳原子和一个氧原子构成的环,从桐油提炼出来,用于合成糠醛及其它有机化合物〔spirit〕Often spirits (used with a sing. verb)An alcohol solution of an essential or volatile substance. 常作 spirits (与单数动词连用)烈酒,醇酒:含香精物质或易挥发物质的酒精溶液〔vaporous〕Producing vapors; volatile.产生蒸汽的;易挥发〔acetone〕A colorless, volatile, extremely flammable liquid ketone, CH3COCH 3, widely used as an organic solvent. 丙酮:一种无色,易挥发,极易燃的液体状酮体,CH3COCH 3,广泛用作有机溶剂 〔heptane〕A volatile, colorless, highly flammable liquid hydrocarbon, C7H 16, obtained in the fractional distillation of petroleum and used as a standard in determining octane ratings, as an anesthetic, and as a solvent. 庚烷:一种易挥发、无色、非常易燃烧的液状碳氢化合物,C7H 16,由石油的分级蒸馏而来,用作辛烷分级的标准,亦可作麻醉剂和溶剂 〔pellitory〕A small Mediterranean plant(Anacyclus pyrethrum) containing a volatile oil once used for the relief of toothache and facial neuralgia. 欧蓍草:一种地中海地区的外形较小的(紫菀科 南欧派利吞草) 植物,含有一种曾用于减缓牙痛或面部神经痛的易挥发的油 〔devolatilize〕To remove volatile material from:除去易挥发物质:〔bromine〕A heavy, volatile, corrosive, reddish-brown, nonmetallic liquid element, having a highly irritating vapor. It is used in producing gasoline antiknock mixtures, fumigants, dyes, and photographic chemicals. Atomic weight 79.904; atomic number 35; melting point 7.2°C; boiling point 58.78°C; valence 1, 3, 5, 7. See table at element 溴:一种比重大、易挥发、有腐蚀性的棕红色非金属液体元素,有刺鼻的气味。用于生产汽油减震剂、薰蒸剂、染料和照相用的化学品。原子量79.904;原子序数35;熔点7.2°C;沸点58.78°C;化合价1,3,5,7 参见 element〔ether〕A volatile, highly flammable liquid, C2H 5OC 2H 5, derived from the distillation of ethyl alcohol with sulfuric acid and widely used as a reagent, a solvent, and an anesthetic. Also called diethyl ether ,ethyl ether 乙烯:一种易挥发的,极易燃烧的液体C2H 5OC 2H 5,由乙醇与硫酸一起蒸馏获得,广泛用作试剂、溶剂和麻醉剂 也作 diethyl ether,ethyl ether〔acetal〕A colorless, flammable, volatile liquid, CH3CH(OC 2H 5) 2, used in cosmetics and as a solvent. 乙缩醛:一种无色,易燃,易挥发的液体CH3CH(OC 2H 5) 2,用于化妆品和溶剂 〔chlorobenzene〕A colorless, volatile flammable liquid, C6H 5Cl, used to prepare phenol, DDT, and aniline and as a general solvent. 氯苯:一种用于制造酚、DDT及苯胺和用作一种普通溶剂的无色易挥发的可燃液体,C6H 5Cl 〔ligroin〕A volatile, flammable fraction of petroleum, obtained by distillation and used as a solvent.石油类:是石油当中易挥发,易点燃的成分。通过蒸馏获得,用作溶剂〔devolatilize〕devolatilize coal.除去易挥发性物质的煤〔volatile〕Evaporating readily at normal temperatures and pressures.易挥发的:在正常温度和压力下易挥发
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