用优质膨润土配钻井液,膨润土的密度在1.03~1.04g/m³时黏度就可以达到()。
A.20~30mPa•s
B.20~40mPa•s
C.10~15mPa•s
D.15~30mPa•s
A.0.5m/s,20~25℃,70%
B.0.3m/s,20~25℃,70%
C.0.5m/s,18~25℃,20%
D.0.5m/s,18~25℃,50%
A.5,533.29Pa/s(4mmHg/s)
B.10,533.29Pa/s(4mmHg/s)
C.10,666.6Pa/s(<5mmHg/s)
D.20~30,533.29Pa/s(4mmHg/s)
E.20~30,666.61Pa/s(5mmHg/s)