draining hose 中文意思是什麼
draining hose
解釋
排液管-
If the hose is left on the figure 85 and 90m in freezing weather, the valve ' s self - draining feature will protect the sillcock from freeze damage if : 1 ) the nozzle is not left affixed to the hose ; and 2 ) the entire hose length is on a plane lower than the fixed position of the frostproof sillcock
如果型號85和90m的軟管位於冰凍氣候中，閥門的自排泄功能將會保護灑水龍頭不會凍壞，如果： 1 ）灑水龍頭出口沒有連接軟管；或2 ）整個軟管長度都位於防凍灑水龍頭的連接點下方。 -
Water systems for fire extinguishing - filling and draining devices operated by remote control - part 1 : for hose reel systems " wet dry " ; requirements, testing
消防滅火用水設備.遙控注水和泄水裝置.第1部分: 「干
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