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

单词	separate ventilation
释义	separate ventilation Encyclopedia 工学矿井通风系统释 separate ventilation分区通风井下各用风地点的回风风流直接进入采区的回风道或总回风巷，不再进入其他采掘工作面的通风方式。
随便看	reduced cell reduced chain complex reduced character reduced characteristic equation reduced characteristic polynomial reduced Clifford group reduced closed subscheme reduced cobordism group reduced code reduced coefficients reduced cofactor reduced cohomology reduced cohomology group reduced complex space reduced cone reduced continued fraction reduced cost matrix reduced crossed product reduced cubic equation reduced cycle reduced degree reduced density matrix reduced density operator reduced diagrams reduced differential polynomial

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