What's Mr. Smart's main job?
A. He is a TV performer.(編劇)
B. He gives advice to people who are looking for a job.
C. He interviews people.
查看答案
How many candidates do well in the interview questions?
A. One.
B. Two.
C. Three
系统的零状态响应等于系统的单位冲激响应与激励的卷积积分；（）
A. 对
B. 错
系统的全响应可以分解为系统的零输入响应与系统的（ ）响应之和；
信号在完备正交函数集的分解，与原来的信号是精确相等的
A. 对
B. 错
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