單項選擇題

測一個f=200Hz的信號頻率,采用測頻法(T=1S)和測周法(Ts=0.1μS),由量化誤差引起的測量誤差的絕對值分別為()。

A.0.005%,0.002%
B.0.005%,0.2%
C.0.5%,0.2%
D.0.5%,0.002%

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