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modern indium and germanium industry in China
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modern indium and germanium industry in China
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工学
中国现代有色金属工业
释
modern indium and germanium industry in China
中国现代铟锗工业
中国已探明的铟储量为8000吨左右,主要分布在广西、云南、广东和内蒙古四省区。提取铟的主要原料是铅、锌、锡冶炼中的副产物及铟的再生资源。金属铟的生产分为原生铟和再生铟,中国以原生铟为主。中国铟工业起步较晚。
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indestructibility
indeterminacy
indeterminacy of a cohomology operation
indeterminacy zone
indeterminate
indeterminate algebraic equation
indeterminate coefficient
indeterminate equation
indeterminate expression
indeterminate form
indeterminate fraction
indeterminateness
indeterminate principle
indeterminate problem
indeterminate product
indeterminate quadratic form
indeterminate system
indeterminate system of equations
indeterminate variation
indeterminism
index
index adjustment mechanism of pension insurance
Index and Indexing Method
index arm
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