欠平衡钻进是欠平衡钻进是指作用于井底的钻井液液柱压力大于地层_爱下问搜题

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问题判断题

欠平衡钻进是欠平衡钻进是指作用于井底的钻井液液柱压力大于地层孔隙压力的钻进作业。指作用于井底的钻井液液柱压力大于地层孔隙压力的钻进作业。

答案

参考答案：错

单项选择题

Questions 11 to 13 are based on the following talk on the Oscar nominations for the 79th Academy Awards. You now have l5 seconds to read Questions 11 to 13.

How many nominations were announced at a 5:30 a.m. live news conference in Beverly Hills

A．10.

B．24.

C．5.

D．25.

单项选择题

男性，20岁。肌注青霉素后突然昏倒，血压测不到，最主要的抢救措施是

A．立即静脉滴注低分子右旋糖酐

B．静脉滴注地塞米松

C．立即静脉注射肾上腺素

D．静脉滴注间羟胺

E．静脉滴注去甲肾上腺素