干管阀的英文

dpv = dry pipe valve

• 干:    trunk; main part
• 管阀:    pipe valve; tube v ...
• 给水干管阀:    water main valve

例句与用法

1. Water main valve
   给水干管阀
2. Standard for safety for quick opening devices for dry pipe valves for fire protection service
   防火设施用干管阀快速打开装置的安全标准