A.65000Pa
B.55000Pa
C.35000Pa
D.165000Pa
[单选题]某点的真空度为65000Pa,当地的大气压为0.1MPa,该点的绝对压强为( )。A.65000PaB.55000PaC.35000PaD.1650
[单选题]某点的真空压强为65000Pa,当地大气压为0.1MPa,该点的绝对压强为()Pa。A.65000B.55000C.35000D.165000
[单选题]某点的真空压强为65000Pa,当地大气压为0.1MPa,该点的绝对压强为()Pa。A.65000B.55000C.35000D.165000
[单选题]某点的真空压强为65000Pa,当地大气压为0.1MPa,该点的绝对压强为()Pa。A.65000B.55000C.35000D.165000
[单选题]已知大气压强为0.1MPa,若真空度为65000Pa,则绝对压强为( )Pa。A.35000B.-65000C.-35000D.65000
[单选题]流体中某点的真空值pv为75000Pa,当地大气压为0.1MPa,该点绝对压强为()。A . 75000PaB . -75000PaC . 25000PaD . 175000Pa
[单选题]已知加热炉炉膛真空度为0.086MPa,大气压力为0.1MPa,求其绝对压力()A .0.01MPaB .0.20MPaC .0.014MPa
[单选题]已知水中某点绝对压强为p=49000Pa,如当地大气压强为98kPa,其真空高度(以水柱高度计)为()A . -5mB . 0.5mC . 5mD . 不存在
[单选题]液体中某点的绝对压强为100kN/㎡,则该点的相对压强为()。(注:当地大气压强为1个工程大气压。)A.1kN/㎡B.2kN/㎡C.5kN/㎡D.10
[单选题]液体中某点的绝对压强为100kN/㎡,则该点的相对压强为()。(注:当地大气压强为1个工程大气压。)A.1kN/㎡B.2kN/㎡C.5kN/㎡D.10