wet alarm valve 中文意思是什麼
wet alarm valve
解釋
濕式報警閥-
Wet alarm valve
濕式報警閥 -
Fixed firefighting systems - components for sprinkler and water spray systems - part 2 : wet alarm valve assemblies
固定消防系統.灑水器和噴水系統用元件.第2部分:濕式報警閥組件 -
Fixed firefighting systems - components for sprinkler and water spray systems - wet alarm valve assemblies
固定滅火系統.噴灑器和噴水系統元部件.報警濕閥組件 -
Fixed firefighting systems - components for sprinkler and water spray systems - part 2 : wet alarm valve assemblies ; german version en 12259 - 2 : 1999 a2 : 2005
固定滅火系統.噴頭和噴水系統元部件.第2部分:報警濕閥 -
Fixed firefighting systems - components for sprinkler and water spray systems - part 2 : wet alarm valve assemblies includes amendment a1 : 2001 ; german version en 12259 - 2 : 1999 a1 : 2001
固定滅火系統.噴頭和噴水系統元部件.第2部分:報警濕
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