“ventilation shaft”的概念、定义、翻译、参考文献-科学参考

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	Bureau of Astronomy Bureau of Corporations Bureau of Information Industry Department to promote e-government Bureau of International Exchange of Publications Bureau of Land Surveying and Mapping Bureau of Personnel Evaluation Bureau of Soil and Water Conservation of Yellow River Conservancy Commission of the Ministry of Water Resources Bureau of Veterinary Medicine, the Ministry of Agriculture of the People’s Republic of China Bureaus for Communications bureaus of urban official buildings and shops buret burette burflower-tree Burgas Burgen Beaver Reserve burgeoning art school Burger equation Burgers Burgers circuit Burgers equation Burgers vector Burgers' vector Burgers方程 Burgess Shale Biota Burgess’s prediction study on success or failure for parole

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。