检测发动机有效功率的方法,分为()和()两种
参考答案:稳态测功,动态测功
看图写单词,将句子补充完整。
1. It's a day. She doesn't have her and . She is .
2. Some are at the .
3. — How are you? — I am years old.
4. — What's the temperature? — It's degrees.
1. 2. 3. 4.
CPU与I/O设备之间的数据传送主要方式有无条件传送、查询传送和______等三种。