A .延长而减小
B .延长而增大
C .缩短而增大
D .不变
[单选题]钻井液的终切力是指钻井液静止()时所测的切力。A .7.5minB .1minC .10sD .10min
[单选题]钻井液的初切力是指钻井液静止()时所测的切力。A .7.5minB .2minC .1minD .10min
[单选题]钻井液的终切力是钻井液静止()后所测得的切力。A .10sB .3minC .5minD .10min
[单选题]钻井液的终切力是钻井液静止()分钟后所测得的切力。A .1B .3C .5D .10
[单选题]钻井液静止()min的切力称为初切力。A .1B .5C .10D .30
[单选题]钻井的初切力事故钻井液静止()后所测得的切力。A .10sB .3minC .5minD .10mi
[单选题]初切力是钻井液搅拌后静止()测得的静切力。A .2minB .1minC .10sD .20s
[判断题] 电动切力计测钻井液初切时,应使钻井液静止1分钟。A . 正确B . 错误
[单选题]钻井液中的粘土颗粒呈()时,钻井液粘度、切力很低。A .分散状态B .聚结状态C .絮凝状态D .都不是
[单选题]钻井液的静切力通常称为钻井液的()。A . 切力B . 极限静切力C . 初切力D . lmin切力