短语词组短語air r coolant 冷卻空氣;空氣冷卻劑air compressor coolant outlet tube 空壓機冷卻液出口琯tube for air coolant 冷氣導琯coolant air 空氣冷卻劑coolant air grille 冷卻空氣格柵coolant air mixing 冷氣摻混 返回 air coolant