问题
单项选择题
若10位A/D芯片工作于+10V交流采样方式,其满量程电压应为()
A.1.25V
B.2.5V
C.5V
D.10V
答案
参考答案:D
若10位A/D芯片工作于+10V交流采样方式,其满量程电压应为()
A.1.25V
B.2.5V
C.5V
D.10V
参考答案:D
用所给单词的适当形式完成短文。
Chatting is a good way to 小题6: your informal English, Messages in a chat room are usually short sentences. Sometimes 小题7: are not even sentences, 小题8: just a few words that are not really grammatically (语法) correct. It’s a typical way in which we 小题9:in a quick conversation with friends. To save time, people often use abbreviations (缩写形式) like TTYL (talk to you later) or IDK (I don’t know). So don’t go to a chat room to practice “perfect English”. Go to a chat room to practice informal English and find new 小题10: You can even use a chat room to help improve your typing skills if you want. |