在无特定要求和规定的情况下，钻井液出口密度突然减小（）g/cm3_爱下问搜题

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问题单项选择题

在无特定要求和规定的情况下，钻井液出口密度突然减小（）g/cm³以上，或呈趋势减小或增大称为异常。

A、0.03

B、0.04

C、0.05

D、0.1

答案

参考答案：B

填空题

用方框中所给单词的适当形式填空

both, hospital, live, from, last, child, meet, parent, two, history

A: I'm Mike. Could I have your name,please?
B: Peter.Nice to  1    you.
A: Nice to meet you,too. Where are you   2  ,Peter?
B: I'm from New York.
A: Oh.I went there  3    year.It's a modern city. What do your   4  do?
B: My father is a doctor. He works in a  5   . My mother teaches   6  in a junior high.
A: Do you have any sisters?
B: Yes. I have  7    lovely sisters. They are  8   students in a primary school. How about your family?
A: I   9  in Chicago.I'm the only  10   in my family. My parents work for the same company. Welcome to Chicago ,Peter.
B: Thank you.

判断题

地温表漂浮于水中，照常读数但须备注。