R-22鮔(dng)ʹÏVе͜䄩Ҫ(yng)ڼÿ{(dio)ÿ{(dio){(dio)Ƅӿ{(dio)ßˮCʽʳƷO(sh)䡢O(sh)I(y)̘I(y)䣬CMչʾO(sh)䡣 һȼҲa(chn)ķϩ֬ԭϺ͜1121gwԼھۺϣl(f)݄
(f)ʽsC鹤I(y)̘I(y)ͥ{(dio)ϵy(tng)䄩߀Á_͇ĚF䄩Ҳa(chn)1211a(chn)N߷ӻĻԭ
R22HCFC䄩(j)f(xi)hҎ(gu)2020ǰȫ̭
Ҫh(hun)ƷR404A,R410AR290R23R407CR411AR417AR1270
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