跨步电压和接触电压测量，测试电极时如果场区是水泥路面，可采用包裹湿抹布直径（）cm的

JWJXC-H125/0.44型继电器的工作值不大于（）。

A.12V

B.13V

C.13.3V

D.14.4V

关系S(S#，SNAME，SEX)，C(C#，CNAME)，SC(S#，C#)。其中S#为学生号，SNAME为学生姓名，SEX为性别，C#为课程号，CNAME为课程名。要查询选修“计算机”课的全体女学生姓名的SQL语句是SELECT SNAME FROMS，C，SCWHERE子句。这里WHERE子句的内容是( )。

A．S，S#=SS#AND SEX=“女”ANDCNAME=“计算机”

B．S，S#=SS#ANDC#=SC#AND CNAME=“计算机”

C．SEX=“女”AND CNAME=“计算机”

D．S#=SS#AND C#=SC#AND SEX=“女”AND CNAME=“计算机”

根据短文内容和所给汉语提示, 写出空白处各单词的正确形式，每空限填一词（10%）

Have you ever 小题1:_______(看) a book called Alice’s Adventures in Wonderland? It is an interesting story about a girl 小题2:_______(名叫) Alice.

One day, Alice was 小题3:__ (坐) with her sister by the river. Her sister was reading a book but Alice had 小题4:________ (无事) to do. She felt bored. So she was thinking of小题5:_______(制作) a daisy chain when a white rabbit 小题6:______ (跑) by her. At first she didn’t think it was小题7:______(奇怪的), suddenly she 小题8:_____(听见) the rabbit saying: “Oh dear, I’ll be late”. Alice followed the rabbit and she saw the rabbit go down a rabbit 小题9:_______(洞). Alice did so and小题10:_____(从不) thought about how to get out again.

听性脑干反应测听的V波来源于（）。

A.蜗神经

B.上橄榄核

C.内侧膝状体

D.下丘核

E.耳蜗核

应用伯努利方程的前提条件的水流是（）。

A.非恒定流；

B.恒定流；

C.渐变流；

D.紊流。