请输入您要查询的字词:
单词
(铀-钍)/氦年代测定
释义
(铀-钍)/氦年代测定
Encyclopedia
工学
〔地学中核技术〕
释
(uranium-thorium)/helium dating
(铀-钍)/氦年代测定
矿物颗粒中铀、钍放射性衰变产生氦,通过测量矿物样品中放射性衰变产物氦-4(4He)、母体同位素铀-238(238U)和钍-232(232Th)的含量,从而获得矿物样品年龄的方法。
随便看
photo control point
photo control survey
photoconvertable fluorescence protein
photoconverter
photocopy
photocopy & typography edition
photocorrosion
photocounting
photocounting, photon counting
photocreep
photocrosslinking
photo-crosslinking polymer materials
photo-crosslinking tag
photocrystallization
photo curing
photo-curing
photocuring coating
photo-curing polymer meterials
photocurrent
photocurrent effect
photod
photodarkening in gain fiber
photodecomposition
photodegradable
photodegradation
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/7/1 9:12:49