请输入您要查询的字词:
单词
geochemical baselines
释义
geochemical baselines
Encyclopedia
理学
矿产勘查地球化学
释
geochemical baselines
地球化学基准
按照统一的基准网格、采集有代表性的样品、使用国际公认方法或标准获得化学元素及其化合物的含量数据,并以基准地球化学图的形式表示元素的空间分布,用含量数据和分布图件共同作为了解地球化学过去的演化规律和预测未来变化趋势的定量参照标尺。
随便看
extension header
extension ideal
extension in phase
extension integral domain
extension module
extension monad
extension of a connection
extension of a differential field
extension of a division ring
extension of a domain
extension of a field
extension of a function
extension of a group
extension of a Lie algebra
extension of a mapping
extension of a measure
extension of a module
extension of an associative algebra
extension of an equation
extension of an ideal
extension of an operator
extension of a ring
extension of a ring by a module
extension of a semigroup
extension of a space
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:2024/11/6 1:18:56