请输入您要查询的字词:
单词
灰化作用
释义
灰化作用
Encyclopedia
农学
灰化作用
释
podzolization
灰化作用
土壤铁、铝、锰等金属离子与有机酸螯合淋溶淀积,在土体上部形成二氧化硅相对富集的灰白色淋溶层,而在土体下部形成三、二氧化物相对富集的淀积层的过程。
随便看
special equipment for the production
special equipment for the use
special equipment full scale burst test
special equipment intelligent detection technology
special equipment is not open cans inspection technology
special equipmentmanufacturing
special equipment NDT methods
special equipment of administrative license
special equipment safety supervision
special equipment safety technical regulation
special equipment sealing test
special equipment trenchless detection technology
special examination
special examination of statecraft
special exhibition
special exhibits
special fire service
special flavor liquor
special flow
special food safety risk monitoring
special forming
special function
special functional equation
special fund for cultural industry development
special funds for the arrangement and publication of the national ancient books
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:2026/6/30 23:05:40