Chinese translation for "gas down take"

煤气降下管

Similar Words：

"gas doping" Chinese translation, "gas doping technique" Chinese translation, "gas dosing" Chinese translation, "gas dosing leak" Chinese translation, "gas double-focusing mass spectrometer" Chinese translation, "gas down-take" Chinese translation, "gas drainage" Chinese translation, "gas drainage efficiency" Chinese translation, "gas drainage from adjacent seam" Chinese translation, "gas drainage roadway" Chinese translation