dry pipe valve

消防英语... ... dry pipe automatic drencher system 干管自动水幕系统 dry pipe valve 干式阀 dry powder appliance 干粉消防车 ...

消防英语专业词汇(D) ... DOT = Department of Transportation 美国运输部 DPV = dry pipe valve 干管阀 draft = fraught 抽力 ...

... 额定工作压力 rating working pressure 干式报警阀 dry pipe valve 差动式干式报警阀 differential-type dry pipe valve ...