二氧化碳制冷剂监测
二氧化碳 (R744) 是一种易燃、天然的低成本冷冻剂，它对全球变暖的直接影响和对臭氧消耗的潜力比氢氟碳化合物 (HFC) 还要小。由于这些原因，二氧化碳在过去几年内广泛应用于制冷行业。
二氧化碳水平高会对人们的健康存在着潜在危险，必须对可能发生潜在制冷剂泄漏的地方进行二氧化碳监测
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