美國50億美圓投資新制冷劑
（該文章轉自中國制冷網）美國制冷空調供暖協會（AHRI）日前頒布發表，美國供暖、透風、空和諧制冷（HVACR）行業將投資50億美圓，在將來十年間，停止新一代制冷劑和相干空調制冷裝備的研發任務。
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