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5:19
分享簡介水喉工程銅的種類 Type of Copper in Plumbing and Drainage (Copper, Brass, Bronze, Gunmetal)
8:01
分享簡介環氧樹脂鑄鐵管(紅垌)及配件|Introduction for Epoxy Cast Iron Pipe and Fittings
9:27
分享簡介uPVC膠喉及配件 Introduction of uPVC Pipe and Fittings
2:31
CSA VRCD-M diaphragm pressure reducing valve
8:16
分享簡介水喉喉碼種類 |Introduction of Pipe Support & Bracket for Pipework
1:14
DI pipe line Reducer, Tee connection,
7:47
分享高層住宅食水係統|了解一下自己單位供水情况況 Introduction of Potable Water System in Resid. Bldg.|
7:01