在CNP1中,无线传播模型校正完成后,评估模型校正精度的指标有MeanError和Standard Deviation
参考答案:对
I like getting up very early in summer. The morning air is so good _____. [ ]
A. to be breathed
B. to breathe
C. breathing
D. being breathed
起动多台异步电动机时,可以()。
A、一起起动;
B、从小容量到大容量逐台起动;
C、大容量到小客量逐台起动。