gallium

['gælɪəm]
['gælɪəm]
TOEFL

中文释义

镓英释中释

英语释义

镓英释中释na silvery metallic element that is liquid for a wide temperature range. It occurs in trace amounts in some ores and is used in high-temperature thermometers and low-melting alloys. Gallium arsenide is a semiconductor. Symbol: Ga; atomic no: 31; atomic wt: 69.723; valency: 2 or 3; relative density: 5.904; melting pt: 29.77°C; boiling pt: 2205°C

相关短语

1 gallium nitride,氮化镓;磷化镓

2 gallium arsenide,砷化镓

相关例句

1 Production of such nanoscale wires need to be a kind of organic molecules and gallium salt mixture placed in a super-clean silver foil..制作这种纳米级的金属线需要将一种有机分子和镓盐的混合物置于一个超级干净的银薄片上。

gallium