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

单词	natural ventilation
释义	natural ventilation [`nach·rǝl ´vent·ǝl`ā·shǝn] ^{MINING ENGINEERING} The weak and varying ventilation in a mine caused by the difference in air density between shafts.
随便看	maceration macgovernite Machaeridea Mach angle Mach cone machete Mach front Machilidae machinability machinability index machinable machinable carbide Mach indicator machine machine address machine attention time machine available time machine bolt machine capability machine check machine-check indicator monsoon fog monsoon forest monsoon low mons pubis

科学参考收录了103327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。