A .40m3
B .50m3
C .60m3
D .70m3
[单选题]某井内有密度为1.20g/cm3的钻井液180m3,欲将其密度降为1.15g/cm3,需加水()m3。A .40B .50C .60D .70
[单选题]某井内有密度为1.20g/cm3的钻井液200m3,欲将其密度提高到1.25g/cm3,需密度为4.2g/cm3的重晶石()吨。A .16.95B .15.95C .15.95D .14.24
[单选题]某井内有密度为1.18g/cm3的钻井液150m3,欲将其密度提高到1.25g/cm3,需密度为4.2g/cm3的重晶石()吨。A .14.95B .15.95C .16.95D .17.95
[单选题]某井钻井液密度为1.20g/cm3,静钻井液密度0.34g/cm3,则当量循环钻井液密度为()。A .1.25g/cm3B .1.30g/cm3C .1.50g/cm3D .1.54g/cm3
[单选题]某井中有密度为1.35g/cm3的钻井液150m3,储备钻井液的密度为1.75g/cm3,欲将井内钻井液密度提高到1.45g/cm3,需要加入()m3储备钻井液。A .40B .50C .60D .70
[单选题]某井中有密度为1.35g/cm3的钻井液150m3,均匀混入密度为1.50g/cm3的钻井液40m3后,混合后的钻井液密度是()g/cm3。A .1.36B .1.37C .1.38D .1.50
[单选题]井深为2000m,钻井液密度为1.20g/cm3,钻井液静液柱压力为()MPa。A .13.5B .15.5C .23.5D .26.5
[单选题]某井套管鞋井深2000m,破裂压力试验时所用钻井液密度为1.15g/cm3,套压为18MPa时地层破裂,地层破裂压力当量密度为()。A .2.40g/cm3B .2.30g/cm3C .5.50g/cm3D .2.06g/cm3
[单选题]某井井深H=5000m,气侵前钻井液密度1.20g/cm3,气侵后返至井口的钻井液密度0.60g/cm3,Ps=0.0981MPa,井底钻井液柱压力减少值()。A . 0.627MPaB . 1.627MPaC . 0.601MPaD . 0.501MPa
[多选题] 某井井深2000米,钻井液密度1.20g/cm3,环空压耗为1MPA,静止时,井底压力为()MPA,循环时井底压力为()MPA。A .22.5B .23.5;C .24.5;D .25.5。