不属于标本登记方式的是()
A、扫描条形码登记
B、采用仪器登记
C、输入病人标识登记
D、手工输入信息登记
参考答案:B
-Nobody will become a hero without the help of others.
--That’s true.____________.
A.Practice makes perfect.
B.One tree can’t make a forest.
C.Where there is a will,there is a way.
调制调解器(modem)的功能是实现:
A.数字信号的编码 B.数字信号的整形C.模拟信号的放大 D.模拟信号与数字信号的转换