A . 正确
B . 错误
[单选题]中低压消防泵中压扬程为2、0Mpa时,流量为()L/s。A .20B .30C .40D .60
[填空题] ()低压扬程为1.0MPa,流量40L/s,()扬程为2.0MPa,流量20L/s。
[单选题]中低压泵水罐消防车低压扬程为(),流量(),中压扬程为2.0MPa,流量20/s。A .扬程为1.2MPa,流量40/sB .扬程为1.0MPa,流量45/sC .扬程为1.1MPa,流量40/sD .扬程为1.0MPa,流量40/s
[单选题]中低压泵水罐消防车低压扬程为,流量,中压扬程为2.0MPa,流量20/s。( )A.扬程为1.2MPa,流量40/sB.扬程为1.0MPa,流量45/sC.扬程为1.1MPa,流量40/sD.扬程为1.0MPa,流量40/s
[填空题] 中低压消防泵中压扬程为2Mpa时,流量为()。
[单选题]中低压泵的中压扬程为()MPa。A .1B .2C .3D .4
[单选题]中低压泵的中压扬程为( )MPa。A.1B.2C.3D.4
[单选题]低压泵扬程低于()MpA。A . 0.1B . 0.2C . 0.3D . 0.4
[单选题]中低压消防泵的中压流量通常为()L/s。A .20B .30C .40D .60
[单选题]中低压消防泵的中压流量通常为()L/s。A.20B.30C.40D.60