Dec 10 , 2025
دفيئة ذات قوس مزدوج وطبقة مزدوجة
الميزات الرئيسية: Double Arch: The main structure consists of inner and outer arched frames, with a distinct air layer typically ranging from 30 to 60cm between them. Double Film: Two layers of plastic film (usually PO or PE film) are installed on the inner and outer arches, forming two enclosed air...
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