dry hydrant 中文意思是什麼
dry hydrant
解釋
干消火栓-
Fire hydrant systems equipment - specification for landing valves for dry risers
消防栓系統設備.第2部分:乾式水嘴接地閥規范 -
Fire hydrant systems equipment - specification for inlet breechings for dry riser inlets
消防栓系統設備.第3部分:乾式水進口用進水支管規范 -
Fire hydrant systems equipment - specification for boxes for landing valves for dry risers
消防栓系統設備.第4部分:乾式水嘴用接地閥箱規范 -
Fire hydrant systems equipment - specification for boxes for foam inlets and dry riser inlets
消防栓系統設備.第5部分:泡沫入口及乾式水嘴用箱規范
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