气体灭火系统进行水压强度试验时,应以()的速率缓慢升至试验压力,保压()后,检查管道各处无渗漏、无变形为合格。
发布时间:2020/4/21 12:28:00
A、0.3MPa/s,5min
B、0.3MPa/s,10min
C、0.5MPa/s,5min
D、0.5MPa/s,10min
B、0.3MPa/s,10min
C、0.5MPa/s,5min
D、0.5MPa/s,10min
答案:C