“parallel entry”的概念、定义、翻译、参考文献-科学参考

单词	parallel entry
释义	parallel entry [`par·ǝ´lel `en·trē] ^{MINING ENGINEERING} An intake airway parallel to the haulageway.
随便看	free admittance free air free-air anomaly free-air gravity anomaly free-air ionization chamber free-air temperature free ascent free association free atmosphere free atom free balloon freeboard freeboard deck free-burning coal free carbon free charge free convection free convection number free crushing free-cutting steel free cyanide free diving freedom to mine free-drop free electromagnetic field

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