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roentgenium
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roentgenium
Encyclopedia
理学
放射性元素
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roentgenium
𬬭
人工放射性元素,元素符号Rg,原子序数111,半衰期最长的同位素的质量数282。属周期系ⅠB族。为纪念德国物理学家W.K.伦琴[注]而命名。曾被称为111号元素(unununium),符号Uuu。
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pulsator
pulsatron
pulse
pulse amplification
pulse amplitude
pulse-amplitude-code modulation
pulse amplitude measurement
pulse anti-coincidence measurement
pulse-based navigation
pulse broadening
pulse carrier
pulse chamber
pulse characteristic
pulse chart
pulse chromatography technique use for catalysis study
Pulse Classic
pulse clipping
pulse code modulation
pulse-code modulation
pulse code modulation and demodulation
pulse code modulation, PCM
pulse coherent transponder
pulse coincidence measurement
pulse compression
pulse-compression radar
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