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thallium
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化学元素,元素符号Tl,原子序数81,原子量204.38,属第六周期第ⅢA族。
Astronomy
全称:thallium。缩写:Tl
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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
thallium
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extremal of a functional
extremal orbit
extremal order statistic
extremal point
extremal point theorem
extremal polynomial
extremal principle
extremal problem
extremal problem of thermodynamics
extremal process
extremal property
extremal quadrature formula
extremal quasi-conformal mapping
extremal quotient
extremal ray
extremal set
extremal set theory
extremal slit mapping
extremal solution
extremal subset
extremal surface
extremal system
extremal test
extremal theorem
extremal trajectory
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