请输入您要查询的字词:
单词
Heilu soil
释义
Heilu soil
Encyclopedia
农学
黑垆土
释
Heilu soil
黑垆土
暖温带半干旱草原地区久经耕种的,具有覆盖熟化层段和下垫古腐殖质层段的土壤。相当于美国土壤系统分类中的半干润软土亚纲,与深厚表层的钙积或弱发育半干润软土土类大体相似;在联合国世界土壤图图例中,大部分相当于人为土。
随便看
economic relations of socialist country with the outside World
economic restructuring
economic rotation
economics
economics and management of agriculture and forestry
economic security
economic security events
economic service life
economic service period
economic situation map
economic sociology
economics of consumption
economics of corruption
economics of crime
economics of fisheries
economics of grassland resource
economics of information
Economics of Language
economics of regulation
Economics of Regulation and Antitrust
Economics of the Arts
Economics of the Public Sector
economic soft landing
economics of urban planning
Economics of Welfare
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:2026/7/8 10:42:28