请输入您要查询的字词:
单词
副井
释义
副井
Encyclopedia
工学
竖井
释
service shaft
副井
矿山生产中,主要用于提升人员、材料、设备或废石的竖井或斜井。通常也兼有进风功能并作为安全出口。
随便看
grassland ownership
Grassland People
grassland planning
grassland plant community structure
grassland plant pathosystem
grassland plots
grassland primary productivity
grassland productivity
grassland property rights
grassland protection
grassland protection sciences
Grassland Protection Volume III——Forage Pathology
Grassland Protection Volume II—— Grassland Entomology
grassland quadrat survey
grassland quality improvement
grassland raptors
grassland reclamation
grassland regeneration sowing
grassland regionalization
grassland reptiles
grassland reseeding
grassland Resources
grassland resources
grassland resources divisions
grassland resources monitoring
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:2026/6/15 20:07:10