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稳定元素
释义
稳定元素
Encyclopedia
理学
稳定元素
释
stable element
稳定元素
自然界中,不能自发地通过各种核过程(放射性衰变、裂变、中子反应等)而变成新元素的元素。
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U.S. Federal Aviation Administration
U.S. Food and Drug Administration
U.S. Government Publishing Office
U.S.Government Publishing Office
U-shaped
U-shaped cells
U-shaped curve
U-shaped distribution
U-shaped valley
Ushihara Kyohiko
Ushin
Ush Rebellion
USIA
U.S. Information Service
using allusions
using light in photography
using of insurance guaranty fund
using the guided positioning effect of saccharide compound
using warming and heat-clearing simultaneously
U.S.Invasion of Nicaragua
USIS
U.S.Labor Party
US-LTER
USM
Usman Awang
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