常見例句雙語例句For long term consideration, natural refrigerant is the most satisfied substitutes.從長遠角度考慮，自然工質(zhì)替代人工工質(zhì)已經(jīng)成為必然。The thesis studied the situation of performance matching for natural refrigerant propane (R290) instead of R22 in minitype room air conditioners.本文研究了自然工質(zhì)丙烷（R290）替代R22在小型家用空調(diào)的性能匹配情況。Through comparing CO2 with other refrigerants, the advantages of CO2 as a natural refrigerant are due to its environmental benign and good thermal properties in the automobile air-condition system.在汽車空調(diào)中，具有對環(huán)境友好性和優(yōu)良的熱物理特性的天然工質(zhì)CO2與其他制冷劑相比有獨特優(yōu)勢。 返回 natural refrigerant