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oganesson
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oganesson
Encyclopedia
理学
放射性元素
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oganesson
人工放射性元素,元素符号Og,原子序数118,半衰期最长的同位素的质量数294。属周期系0族,是已知最重的元素。为向曾领导多个超重元素发现研究的俄罗斯核物理学家Y.Z.奥加涅相[注]致敬而命名。曾被称为118号元素(ununoctium),符号Uuo。
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hydrographic survey in ancient China
hydrographic surveying and charting equipment
hydrographic survey ship
hydrography
hydrography and cartography
hydrohematite
hydroinformatics
hydroiodination
hydroisopleth
hydro-junction
hydrokinetics
hydrolase
hydrolase; hydrolytic enzyme
hydrolocation
hydrolocator
hydrological cableway flow system equipment
hydrological cycle
hydrological data series
hydrological data series for water conservancy planning
hydrological data transmission
hydrological drought
hydrological effect
hydrological effect of agricultural measures
hydrological effect of forest
hydrological effect of reservoir
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