测向机的灵敏度是变化的,其灵敏度值与信噪比、所用积分时间和选用带宽成反比。
参考答案:对
用所给单词的适当形式填空。
1. I love places where the people are really ________ (friend).
2. I want to go there, because I like ________ (excite) vacations.
3. Could you please ________ (give) me some ________ (suggest) for vacation spots?
4. Would you like ________ (drink) some orange juice?
5. You look tired, why not ________ (have) a short rest?
6. His brother is considering ________ (study) abroad.
7. Do you plan on ________ (stay) overnight here?
8. Most private cars ________ (not allow) in downtown Singapore.
检验员用千分尺测量某一工件的长度,其6次的测量结果依次为12.2mm,12.1mm,12.0mm,12.1mm,12.0mm和12.2mm。则
该测量的未修正结果()。
A.A
B.B
C.C
D.D