A .1
B .3
C .5
D .10
[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]钻井液的终切力是指钻井液静止()时所测的切力。A .7.5minB .1minC .10sD .10min
[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]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]初切力是钻井液搅拌后静止()测得的静切力。A .2minB .1minC .10sD .20s
[单选题]钻井液静止()min的切力称为初切力。A .1B .5C .10D .30
[判断题] 电动切力计测钻井液终切时,不用搅拌钻井液。A . 正确B . 错误
[单选题]钻井液的终切力与初切力的差值越大,钻井液的触变性也就越()。A .小B .大C .不变D .不确定
[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
[判断题] 钻井液静止1分钟后所测之切力称为初切力,用θ1表示。A . 正确B . 错误