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Question added by براء الغرايبة, مهندس ميكانيك, مقاولات - 9 years ago

ما هو أفضل غاز تبريد refrigerant بديل عن R-22 من حيث الكفاءة ودرجة التبريد المغطاة ؟

Learning Technology

Mechanics

Engineering

Refrigeration

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