詞語:helium
helium是什麼意思
簡明英漢詞典
helium
[5hi:ljEm, -liEm]
n.
氦(化學元素, 符號為He)
美國傳統詞典[雙解]
helium
he.li.um
AHD:[h?「l?-…m]
D.J.[6hi8li8*m]
K.K.[6hili*m]
n.Symbol He (名詞)符號 He
A colorless, odorless inert gaseous element occurring in natural gas and with radioactive ores. It is used as a component of artificial atmospheres and laser media, as a refrigerant, as a lifting gas for balloons, and as a superfluid in cryogenic research. Atomic number 2; atomic weight 4.0026; boiling point -268.9=C; density at 0=C 0.1785 gram per liter.See table at element
氦:自然界天然氣體或放射性礦石中一種無色、無味的惰性氣體狀成分。用作人造大氣層和鐳射媒體的組成部分,和用作製冷劑及飛行氣球的氣體,還在低溫學研究中用作超流體。原子序數2;原子量4.0026;沸點-268.9=C;濃度在0=C時為每升0.1785克參見 element
語源
From Greek h?s [sun (so called because its existence was deduced from the solar spectrum)] * see s3wel-
源自 希臘語 h?s [太陽(該元素的存在首先是在太陽光譜中測得,故名)] *參見 s3wel-
現代英漢詞典
helium
[5hi:lIEm]
n.
〈化〉氦(元素符號為: He)
現代英漢綜合大辭典
helium
[5hi:ljEm, -liEm]
n.
【化】氦(2號元素, 符號 He)
繼承用法
helium-atmos-phere
n.
氦氣氛
詞性變化
helium
[5hi:ljEm, -liEm]
adj.
氦(氣)保護的
特殊用法
liquid helium
液態氦
ortho-helium
正氦
radiogenic helium
放射成因氦
solid helium
(低溫)固體氦
[七國語言]英漢地質大詞典
helium
氦
[七國語言]英漢地理大詞典
helium
氦
[七國語言]英漢電子大詞典
helium
氦
[七國語言]英漢電子工程大詞典
helium
氦
[七國語言]英漢化學大詞典
helium
氦
[七國語言]英漢機械大詞典
helium
氦
[七國語言]英漢礦業大詞典
helium
氦
[七國語言]英漢農業大詞典
helium
氦
[七國語言]英漢物理大詞典
helium
氦
[七國語言]英漢冶金大詞典
helium
氦
[七國語言]英漢原子能大詞典
helium
氦
美國傳統詞典
helium
he.li.um
AHD:[h?「l?-…m]
D.J.[6hi8li8*m]
K.K.[6hili*m]
n.Symbol He
A colorless, odorless inert gaseous element occurring in natural gas and with radioactive ores. It is used as a component of artificial atmospheres and laser media, as a refrigerant, as a lifting gas for balloons, and as a superfluid in cryogenic research. Atomic number 2; atomic weight 4.0026; boiling point -268.9=C; density at 0=C 0.1785 gram per liter.See table at element
語源
From Greek h?s [sun (so called because its existence was deduced from the solar spectrum)] * see s3wel-
英漢船舶大詞典
helium
n.氦
朗文英漢綜合電腦詞典
helium
氦
英漢地質大詞典
helium
n.氦,鹽沼澤群落,沼澤群落
英漢環境大詞典
helium
n.氦
英漢航空大詞典
helium
n.氦
英漢化學大詞典
helium
n.氦
英漢海運大詞典
helium
氦
基本詞義
helium
氦(He)
英漢進出口商品詞彙大全
helium
氦
英漢計算機大詞典
helium
n.氦
英漢機械大詞典
helium
n.氦,氦He
英漢建築大詞典
helium
n.氦
英漢農牧林大詞典
helium
n.氦
英漢消防大詞典
helium
氦
英漢冶金大詞典
helium
n.氦
英漢醫學大詞典
helium
n.氦
相關:Helium的翻译及解釋