A . 0~0.1
B . 0~0.2
C . 0~0.3
D . 0~0.4
[单选题]已知某处最大工作压力为0.9MPa,最小工作压力0.4MPa,压力表适合的量程为()MPa。A.0~1.0B.-0.1~1.2C.0~1.2D.0~1
[单选题]已知某处最大工作压力为0.9MPa,最小工作压力0.4MPa,压力表适合的量程为()MPa。A.0~1.0B.-0.1~1.2C.0~1.2D.0~1
[单选题]已知某处最大工作压力为0.9MPa,最小工作压力0.4MPa,压力表适合的量程为( )。A.0~1.0MPaB.-0.1~1.2MPaC.0~1.2
[单选题]已知某处最大工作压力为0.9MPa,最小工作压力0.4MPa,压力表适合的量程为( )。A.0~1.0MPaB.-0.1~1.2MPaC.0~1.2
[单选题]已知某处最大工作压力为0.9MPa,最小工作压力0.4MPa,压力表适合的量程为( )。A.0~1.0MPaB.-0.1~1.2MPaC.0~1.2
[单选题]已知某处最大工作压力为0.9MPa,最小工作压力0.4MPa,压力表适合的量程为( )。A.0~1.0MPaB.-0.1~1.2MPaC.0~1.2
[多选题] 对于一台额定工作压力为1.25MPa正常工作压力为0.6Mpa的锅炉,其压力表可选用()A . 1.6MpaB . 2.5MpaC . 4.0MpaD . 1.0Mpa
[判断题] 绝对压力=表压力+0.1MPa。A . 正确B . 错误
[单选题]制冷系统中冷凝压力表的读数为1.2Mpa,环境压力为0.1Mpa,冷凝绝对压力为()Mpa。A . 1.3;B . 1.1;C . 2.2;
[单选题]选用压力表量程最好为工作压力的()倍。A .1B .2C .4D .5