มาทำความรู้จัก ระบบ Fire Alarm (ระบบแจ้งเหตุเพลิงไหม้)
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Channel: Chet Channel
Views: 33,048
Rating: undefined out of 5
Keywords: #Fire Alarm System, #ระบบแจ้งเหตุเพลิงไหม้
Id: E3NCtkwNS7Q
Channel Id: undefined
Length: 25min 40sec (1540 seconds)
Published: Thu Dec 03 2020
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