问题
单项选择题
对于油层全取心井，最好选用的钻井液是（）。
A、盐水钻井液
B、淡水钻井液
C、气体钻井流体
D、油基钻井液
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
对于油层全取心井，最好选用的钻井液是（）。
A、盐水钻井液
B、淡水钻井液
C、气体钻井流体
D、油基钻井液
参考答案：D
| 完形填空。 | |||
| Dear Andrea, I am very glad to hear from you. I'm __1__ seeing you next Thursday. I planned to pick you up (接人) at the airport at 9:30 a.m., __2__ I've got a new job and I have to work at that time. I'm so __3__ . I hope that you can find my house by yourself after I __4__ the way to my house. The airport is not very big, so you can find the way out very __5__ . Next to the exit (出口) is a subway station. You have to __6__ the subway Line 5. It goes to the train station. At the Berkly Station, you'll have to change Line 2. You should get off the __7__ at Alexander Street. It is not __8__ from the station to my house, so you can walk here. After about 10 minutes'walk, you will find my __9__ on the right of the road. The door number is A 48. I will __10__ at about 12: 00 o'clock and we will have lunch together. Love Otto | |||
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