单词 | argon |
释义 | argon音标['ɑ:g?n]汉语翻译n. 氩【化】 氩Ar 【医】 氩(18号元素) 词型变化:简写符号:Ar英语解释:名词 argon:
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详细解释:ar.gon n.Symbol Ar (名词)符号 Ar A colorless, odorless, inert gaseous element constituting approximately one percent of Earth`s atmosphere, from which it is commercially obtained by fractionation for use in electric light bulbs, fluorescent tubes, and radio vacuum tubes and as an inert gas shield in arc welding. Atomic number 8; atomic weight 39.94; melting point -89.2=C; boiling point -85.7=C.See table at element 氩:无色无味惰性气体元素,构成地球大气约百分之一的部分,它可通过分馏法大量获取,使用于电灯泡,荧光灯及收音机真空管中,并可在电弧焊接中作惰性气体屏蔽物。原子序数8;原子量39.94;熔点-89.2=C;沸点-85.7=C参见 element 来源:Greek [neuter of] argos [idle, inert] 希腊语 [] argos的中性 [懒惰的,惰性的] a- [without] * see a- a- [没有] *参见 a-ergon [work] * see werg- ergon [工作] *参见 werg- |
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