“radioactive substance”的概念、定义、翻译、参考文献-科学参考

单词	radioactive substance
释义	radioactive substance Encyclopedia 工学〔危险化学品类别〕释 radioactive substance放射性化学品放射性比活度大于7.4×104贝可/千克的物质。 Physics 原子核物理学、粒子物理学原子核物理学 radioactive substance放射性物质 Astronomy radioactive substance放射性物质
随便看	sound discrimination training sound dispersion sound dissipation factor sound distortion sound distribution sound drag sound duct sound editor sound effect sound effects recording process workflow sound-emitting fireball sound energy density sound energy density, acoustic energy density sound energy flux density sound entrainment sound equations sounder sounder key sound exposure level sound fade out and fade in sound field sound field, acoustic field sound field quantity sound flash back sound flash forward

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