germanium

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Until today germanium is the present substance on earth with no exception.
直至今天锗才毫无异议地成为地球上是纯净的物质.
Apart from selenium and vapour - deposited germanium and silicon, glasses are at least diatomic.
除了硒和汽相沉积的锗和硅之外, 玻璃至少是二原子的.
Doped silicon and germanium are technologically the most important types of semiconducting material.
添加硅和锗在工艺上是半导体物质中最重要的类型.
Until today germanium is the present substance on earth with no exception.
直至今天锗才毫无异议地成为地球上是纯净的物质.
Apart from selenium and vapour - deposited germanium and silicon, glasses are at least diatomic.
除了硒和汽相沉积的锗和硅之外, 玻璃至少是二原子的.

a chemical element with unusual electrical characteristics that allow it to be used in semiconductors

a brittle crystalline grey element that is a semiconducting metalloid, occurring principally in zinc ores and argyrodite: used in transistors, as a catalyst, and to strengthen and harden alloys. Symbol: Ge atomic no: 32 atomic wt: 72.61 valency: 2 or 4 relative density: 5.323 melting pt: 938.35C boiling pt: 2834C

锗
The solution of soil samples digested by H:1POrH2SOcHNO3 could be used directly to determine Germanium in presence of EDTA-Vc as masking agent, and the recovery was 90.9? .4%.
消化的土样中的锗可不经分离而直接测定，回收率为90．9t 3，4％。
化学
锗
In the fifth chapter, spectrofluorometric determination of trace germanium with phenylfluorone in flyash was investigated.
第五章苯基荧光酮荧光分光光度法测定粉煤灰中的痕量锗。
生物学
锗