indium
indium漢語翻譯
【化】 銦In
【醫(yī)】 銦(49號元素)
indium詞型變化
indium英語解釋
名詞 indium:
- a rare soft silvery metallic element; occurs in small quantities in sphalerite同義詞:In, atomic number 49
indium詳細解釋
in.di.um
n.Symbol In (名詞)符號 In A soft, malleable, silvery-white metallic element found primarily in ores of zinc and tin, used as a plating over silver in making mirrors, in plating aircraft bearings, and in compounds for making transistors. Atomic number 49; atomic weight 4.82; melting point 5'.'=C; boiling point 2,000=C; specific gravity 7.3; valence , 2, 3.See table at element 銦:一種較軟、可塑性強的銀白色金屬物質(zhì),主要存在于鋅礦床和錫礦床中,制造鏡子時鍍在水銀上,也可鍍于飛行器表面,其合金可以做晶體管。原子序數(shù)為49;原子量4.82;熔點是5'.'=C;沸點為2,000=C;比重7.3;原子價為,2,3參見 element
來源:ind(igo) ind(igo)-ium [so called from the indigo-blue lines in its spectrum] -ium [因為它的光譜顯靛藍色而得名]