1.制冷剂R22: R22 imhando yekushisa, iyo yakajairika yekubikira nzvimbo ye40.8°C,溶解度murvura muR22 idiki kwazvo, uye矿物油inonyungudika, R22 haina kupisa, kana kuputika, chepfu idiki, R22 yekutsvaga kugona kwakasimba kwazvo, uye kudonha kunonetsa kuwana.R…
Verenga zvimwe