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放射性元素
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meitnerium
人工放射性元素,元素符号Mt,原子序数109,半衰期最长的同位素的质量数278。属周期系Ⅷ族。为纪念核物理学家和放射化学家L.迈特纳[注]而命名。曾被称为109号元素(unnilennium),符号Une。
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absolutely convex hull
absolutely convex set
absolutely convex subset
absolutely discontinuous function
absolutely divergent
absolutely equicontinuous basis
absolutely equivalent method
absolutely existential sentence
absolutely extreme form
absolutely fair
absolutely fair sequence
absolutely flat
absolutely flat morphism
absolutely flat ring
absolutely free
absolutely free algebra
absolutely free system
absolutely hereditary class
absolutely integrable
absolutely integrable function
absolutely irreducible
absolutely irreducible character
absolutely irreducible polynomial
absolutely irreducible representation
absolutely irreducible variety
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