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理学
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ruthenium
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化学元素。元素符号Ru,原子序数44,原子量101.07(2),属周期系Ⅷ族,铂系元素。
Astronomy
全称:ruthenium。缩写:Ru
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Chemistry
>无机化学>无机化学基本概念与无机化合物>释义
ruthenium
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brachysynclinal
brachytelescope
brachytherapy
brachytherapy afterloading equipment
brachytherapy room
bracing structure with double-row piles
Brack
bracken fern family
bracken poisoning
bracket
bracket conveyer
bracketed
bracketed expression
bracketing
bracket of hydro-generator
bracket operation
bracket polynomial
bracket product
bracket representation of Chinese character structure
bracket skein triple
bracket system
Brackett continuum
Brackett limit
Brackett series
brackish-saline water lake
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