“铀-钍/氦定年”的概念、定义、翻译、参考文献-科学参考

单词	铀-钍/氦定年
释义	铀-钍/氦定年 Encyclopedia 理学第四纪年代学释 U-Th/He dating铀-钍/氦定年应用U、Th发生α衰变，最终生成Pb和4He的原理，测定矿物年龄的同位素测年方法。
随便看	crookedness Crookes Crookes dark space crookesite Crookes tube Crookes, William Crop 3D Imaging crop and pastoral zone coupling Crop and Pasture Science crop area monitoring by remote sensing crop breeding crop canopy analysis crop canopy temperature crop chemical control/regulation/manipulation crop clean cultivation crop climate ecotype crop climatic adaptation crop-climatical potential productivity crop coefficient crop combination crop composition crop composition and distribution crop cultivar approval crop cultivar registration crop cultivation for stress-resistance

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。