英语词汇“mine ventilation, underground ventilation”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	mine ventilation, underground ventilation
释义	mine ventilation, underground ventilation 矿井通风[学]; 研究矿井中大气成分、风流运动规律及向矿井输送新鲜空气，以改善矿内气候与环境条件等问题的学科。
随便看	direction changing direction character direction code direction coefficient direction comparison protection system direction component direction components direction connection plug direction constancy direction control direction control circuit direction control damper direction controller direction control switch direction control system (guidance system) direction control valve direction converter direction cosine direction cosines direction course Direction des Relations Economipues Exterieures (DREE) direction detector direction-determining board direction discriminator direction distribution

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