哈龙替代品的研究

资料简介：

　　Halon The Search for Alternatives
5 u  j+ o% b: ]& g) y" g7 e　　The advent of both Halon 1211 (bromochlorodifluoromethane) and Halon 1301 (bromotrifluoromethane) opened a new era int he industrial fire protection.
　　Halon as a "clean agent" which effectively attacked certain fire situations with astonishing success. Perhaps even more remarkable were the unique capabilities of halon which allowed the fire to be extinguished without harming the surrounding area.
　　All of this has been well documented -- how a fire in a library is defeated without damaging books within the fire incident area; how a  fire in a closet adjacent to a computer system is subdued without the sensitive electronic equipment being disabled.
9 h7 f" t( ~! o  t0 X+ X　　哈龙替代品的研究
2 t! Q6 b% b* p4 s  b. F# M　　哈龙1301和1211的出现在工业火灾的保护上开辟了一个新纪元哈龙作为“洁净的灭火剂”能有效的非常成功的扑灭某种火灾。也许更显著的效果是哈龙能扑灭火灾而不影响周围区域的独特能力,所有的这些都被很好的证明--图书馆的火灾在火灾防护区中被扑灭而没有损坏到图书。接近计算机系统地点的火灾被扑灭而没有损坏敏感的电子设备。
+ ?& d7 U% ?, D: a& B( `　　这些哈龙的好的方面都快结束了，在80年代中期哈龙就开始被一些生疏词语重新定位，包括奇怪的词和短语，例如“臭氧层损耗”“温室效应”。