“ventilation of exploratory tunnel”的概念、定义、翻译、参考文献-科学参考

单词	ventilation of exploratory tunnel
释义	ventilation of exploratory tunnel Encyclopedia 理学坑探工程释 ventilation of exploratory tunnel坑道通风技术在掘进坑道时，用机械（鼓风机、通风机等）或自然压力形成的压力差，使巷道中的空气不断流动的作业。理学钻探环境保护释 ventilation of exploratory tunnel坑道通风从勘探坑道排除各种有毒、有害气体及粉尘，并输入新鲜空气，调节坑内气温和湿度的工作。
随便看	Almanac of the Dead Almanacs and normal star almanacs al-manazil Almasilalloy Almasilium al-Masjid al-Nabī Almaty Almelec almelec alloy Almería Al Messa Al Minliar al Asad Al Minliar al Shuja almond almond cherry almost almost additive functional almost algebraic group almost algebraic operator almost all almost alternating knot almost alternating link almost automorphic function almost bounded function almost certain

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