cooling agent

基本解释

He also replaced the toxic ammonia that had been the original cooling agent.
他還更換了用作最早冷卻劑的帶毒性的氨水。
The air cooling system means that air is used as a cooling agent to cooling the engine parts.
空氣冷卻系是以空氣作爲冷卻介質用以冷卻發動機個部件的。
helong19870606.blog.163.com
The research provides a novelty way of developing a new type of cooling agent and evaporative cooling transformer, and has a certain theoretical and practical signification.
本研究爲開發新型制冷介質和研制蒸發冷卻變壓器提供了一條新穎的途逕，具有一定的理論與實踐意義。