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YouTube > Technical Concept
HVAC Supply Duct System / Extended Plenum System in English [Video No 35]
YouTube · Technical Concept · 1845 次播放 · 2019年1月16日
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youtube.com > NC Engineering & Technology
111 - HVAC duct plenum box design for AHU, FCU and plenum box for grills and diffusers in English
YouTube · NC Engineering & Technology · 8224 次播放 · 2023年9月15日

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