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Terms
containing
氟
|
all forms
Subject
Chinese
Czech
environ.
加
氟
fluorizace
(在市政供水中添加负离子的过程,最终浓度为0.8-1.6 ppm,以预防儿童龋齿。)
environ.
含氯
氟
烃
uhlovodík chlorfluorovaný
(由氯、氟、碳组成的气体,其分子一般不与其它物质发生反应。它们以前被用作推进喷雾因为作为喷雾的时候它们本身并不发生改变。)
environ.
氟
利昂
freon
(一组多卤代碳氢化合物,包含氟和氯;例如三氯化物。)
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