声幅和声波变密度测井的测量井段由井底遇阻深度起测至水泥面返高以上曲线变化稳定段,并应测出()以上连续自由的套管接箍。
参考答案:5个
按要求完成句子。(10分)
小题1:The computer and the CD are on the table. (对划线部分提问。)
the computer and the CD?
小题2:They’re English books. (改为单数形式。)
English book.
小题3:I like rice and fish for lunch. (就画线部分提问。)
you like for lunch?
小题4:Tom has rice for lunch. (改为一般疑问句。)
Tom rice for lunch?
小题5: Her father doesn’t play sports every day. (改为肯定句。)
Her father every day.
在GSM基站测试中,测得某手机的接收频率为950.200MHz,该发射机工作在()信道。
A.86
B.76
C.66
D.96