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单词
isotope
释义
isotope
Encyclopedia
工学
放射理论
释
isotope
同位素
同一化学元素中具有不同质量数的一类原子的集合体。即同位素之间具有相同的质子数， 但它们的中子数不同。每一种元素都有多种同位素，其表示方法是在元素名称或元素符号上注明质量数，如铀−235或235U、钍−230或230Th。
理学
原子核
释
isotope
同位素
具有相同质子数、不同中子数的同一元素的不同核素。
Physics
原子核物理学、粒子物理学
原子核物理学
isotope
同位素
＞原子核物理学＞原子核基本性质＞释义
isotope
同位素
isotope
同位素
†
Mathematics
isotope
同痕，合痕
Astronomy
isotope
同位素
Chemistry
＞无机化学＞无机化学基本概念与无机化合物＞释义
isotope
同位素
Biology
isotope
同位素；放射性核素
随便看
treatment of printing and dyeing wastewater
treatment of ra-dioactive wastewater
treatment of reeling thread
treatment of seepage water
treatment of three wastes
treatment of volatile organic compounds
treatment of volatile organic compounds by adsorption
treatment of volatile organic compounds by adsorption method
treatment of wastewater from livestock and poultry farms
treatment of wastewater from livestock and poultry farms by oxidation pond method
treatment of wastewater from livestock and poultry farms by rotating biological contactor
treatment percentage of disturbed land
treatment planning system
treatment room
treatments of industrial waste water，waste gas and solid waste
treatments ratio of industrial waste water，waste gas and solid waste
treatment technology of aquaculture usage water
treatment technology of aquaculture waste water
treatment wetlands
Treat of Central Asia between Britain and Russia in 1844
Treat of Central Asia between Britain and Russia in 1873
Treat of Darin
Treat of Jeddah
treat the elderly kindly
treaty
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更新时间：2025/12/26 18:43:56