GNSS相对定位的基本成果是() A.站间基线向量 B.测站的绝对WGS84坐标 C

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问题:

GNSS相对定位的基本成果是()

A.站间基线向量

B.测站的绝对WGS84坐标

C.测站的绝对1954年北京坐标系坐标

D.测站的绝对CGCS2000坐标系坐标

考点:GNSS测量与数据处理GNSS测量与数据处理题库
题型:单项选择题
阅读理解。
     Newspapers are very important in our daily life. Many people begin their day by reading the paper. In
this way they learn what is going on in the world. Sometimes, however, they didn't have the time to read
the news carefully and must be pleased with a quick look at the front page. At other times they may be in
such a hurry that they have time only to have a quick look at the headlines.
    There are newspapers to please every reader. In big cities there are many types with several different
editions (版) every day. In some towns there are fewer newspapers and perhaps only one edition each day.
In some places the paper is printed (印刷) weekly. 
    Most papers have several editions, especially on Sundays when the edition is larger than usual. There are
besides the front page with the most important news, the sports news, the amusement page, a business
page and so on.
1. People read newspapers to ______.
[ ]
A. learn about the less important news
B. be pleased
C. learn about whatever they want
D. get some information
2. Reading the headlines, people can know ______.
[ ]
A. what the passages are about
B. what they are going to do
C. about the most important news
D. about sports
3. In big cities newspapers are usually printed ______.
[ ]
A. daily
B. weekly
C. monthly
D. yearly
4. Most papers have ______ on Sundays than usual.
[ ]
A. more types
B. more pages
C. fewer types
D. fewer pages
5. If you want to see a film, you'd better read ______ in a newspaper.
[ ]
A. the business page
B. the front page
C. the sports page
D. the amusement page
题型:单项选择题

我国的漠河地区曾出现一次“日全食”,如图所示是日全食时太阳、地球、月球位置的示意图,则图中______是地球,“日全食”是由光的______形成的.

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"其余五气,概未之及"句的正确今译是

A.他余下的五种气,大概没有来得及论述
B.他余下的五种气,一概没有来得及论述
C.他余下的五种气,一概没有论述到它
D.其他五种气,一概没有涉及它
E.其他五种气,大概没有涉及到它

题型:单项选择题

战争动员的产生与发展历程

题型:单项选择题

十进制数121转换成二进制整数是( )。

A.01111001

B.11100100

C.10011110

D.10011100

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