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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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areal feature
areal functional
areal gradient
area light source
Areal Linguistics
areal metric
areal productivity
areal types of animal husbandry
Areal Typology
areal velocity
area-mass ratio
area measurement
area measuring
area method
area moment of inertia
area monitoring
area navigation
area of audibility
area of coverage
area of horizon
area of low pest or disease prevalence
area of registered permanent residence
area of visibility
area opaca
area operator and area spectrum
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