请输入您要查询的字词:
单词
ventilation shaft
释义
ventilation shaft
Encyclopedia
工学
竖井
释
ventilation shaft;air shaft
通风井
用于地下矿山新鲜风流进入井下或污风排出的井筒。保证将足够数量的新鲜空气连续供给井下各采掘作业面,并将污浊空气从矿井中排出,防止矿井内大气污染,创造安全舒适的井下作业环境。简称风井。
随便看
Zhongguo Guojia Tiyuchang
Zhongguo Huangmo Baohuqu
Zhongguo Hubo Baohuqu
Zhongguo Pigecheng
Zhongguo Senlin Baohuqu
Zhongguo Shidi Baohuqu
Zhong Guo Shi Shi
Zhongguo Shiyou Tianranqi jituan Youxian Gongsi
Zhongguo Xiaoshangpincheng
Zhongguo Ziran Baohuqu
Zhong Gu You Tui
Zhong Han
Zhonghe Dance
Zhonghe Theatre
Zhong Hongyuan
zhonghu
Zhonghua Academic and Art Association
Zhonghua Book Company
Zhonghua Daily
Zhonghua Da Zidian(Zhonghua Chinese Dictionary)
Zhonghua Drama Art Community
Zhonghua Film School
Zhong Hua General Printing House
Zhong Hua Liu Ban Qupai
Zhonghua Record
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:2026/7/27 11:59:16