“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	solid state imaging solid-state imaging detector solid state injection laser solid state ionics solid state ionization chamber solid state junction sensor solid state laser solid-state laser solid state laser material solid state lighting solid-state lighting solid state light source solid state medium frequency power supply for induction heating solid state memory solid-state memory solid state molecular-hydrogen solid-state nuclear magnetic resonance spec- trometry for pharmaceutical analysis solid state nuclear magnetic resonance spectroscopy solid state nuclear track detector solid-state nuclear track detector solid state nuclear track detector (SSNTD) solid state organic synthesis solid state oscillator solid state photodetector solid-state physical electronics

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