单参数调节系统时，调节器的任务只是为了保持被调量等于给定值。
参考答案：对
阿胶的功效是补血止血、（）。
The average of the forward and after drafts is the（）.
A.mean draft
B.true mean draft
C.mean of the calculated drafts
D.draft at the center of flotation
