cerium
cerium漢語(yǔ)翻譯
【化】 鈰Ce
【醫(yī)】 鈰(58號(hào)元素)
cerium詞型變化
cerium英語(yǔ)解釋
名詞 cerium:
- a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group同義詞:Ce, atomic number 58
cerium詳細(xì)解釋
ce.ri.um
n.Symbol Ce (名詞)符號(hào) Ce A lustrous, iron-gray, malleable metallic rare-earth element that occurs chiefly in the minerals monazite and bastnaesite, exists in four allotropic states, is a constituent of lighter flint alloys, and is used in various metallurgical and nuclear applications. Atomic number 58; atomic weight 40.2; melting point 795=C; boiling point 3,4'8=C; specific gravity '.'7 to 8.23; valence 3, 4.See table at element 鈰:一種有光澤、鐵灰色、可延展的金屬稀土元素,主要存在于獨(dú)居石和氟碳鈰礦中,以四種同素異形體存在,是輕燧石合金的成分,在冶金和核能工業(yè)上有多種應(yīng)用。原子序數(shù)58;原子量40.2;熔點(diǎn)795=C;沸點(diǎn)3,4'8=C;比重'.'7至8.23;化合價(jià)3,4參見(jiàn) element
來(lái)源:Cer(es) Cer(es)-ium -ium