“氡及子体活度计量技术”的概念、定义、翻译、参考文献-科学参考

单词	氡及子体活度计量技术
释义	氡及子体活度计量技术 Encyclopedia 工学氡及子体活度计量技术释 metrology technology for radon nuclides and their decay products氡及子体活度计量技术常温下为气态的222Rn、220Rn核素活度的绝对测量，以及222Rn、220Rn的衰变子体的单位体积活度的绝对测量。
随便看	Riemann Hurwitz formula Riemann-Hurwitz formula Riemann-Hurwitz relation Riemann hypothesis Riemannian bundle Riemannian class Riemannian complex sphere surface Riemannian connection Riemannian coordinate Riemannian curvature Riemannian [curvature] tensor Riemannian curvature tensor Riemannian domain Riemannian geometry Riemannian locally symmetric space Riemannian manifold Riemannian metric Riemannian space of constant curvature Riemannian sphere Riemannian structure Riemannian submanifold geometry Riemannian submersion Riemannian symmetric space Riemannian tensor Riemannian transfer

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。