问题 问答题 简答题

用CSK-1A试块可测定仪器和探头的哪些组合性能指标?

答案

参考答案:

可测定的组合性能指标包括:

①水平线性;

②垂直线性;

③灵敏度;

④分辨力;

⑤盲区;

⑥声程;

⑦入射点;

⑧折射角

判断题
翻译题

根据所给汉语将下列各句补充完整。

1. 我很高兴自从来这以后我交了许多朋友。                                     

    I am glad that I have _____  _____ _____ _____ friends since I came here.  

2. 七点钟了,该上学了。                                                      

    It's seven o'clock. _____ _____ _____ go to school.                        

3. 天气预报说有雨,你最好带一把伞 。                                         

    The weather report says it will rain. You _____ _____ _____ an umbrella.  

4. 很抱歉我上学又迟到了。                                                   

    I'm sorry _____ _____  _____ _____ school again.                          

5. 昨天晚上迈克太累了,没能画完这幅画。                                     

    Mike was _____ _____ _____ finish drawing the picture last.night.          

6. 西安的天气和北京的不同。                                                 

    The weather of Xi'an _____ _____  _____ _____ of Beijing.                  

7. 过去那里有一棵大树。                                                    

    There _____ _____ _____ a big tree over there.                            

8. 他一到英国就把电话打了过来。                                              

    He called us _____  _____ _____ he _____  _____ England.                  

9. 他对集邮很感兴趣,以至于为此花费了很多的时间。                          

     He is_____ _____ _____ collecting stamps that he _____ much time on lt.  

10. 汤姆没有比尔那么高。                                                  

      Tom is _____ _____ _____ _____ Bill.