The number of stages completed each second is given by the so-called clock rate. 每秒所完成的步驟數目用所謂的時鐘頻率來表示。
This article mainly addresses the maintenance period of clock frequency of SPC exchanges in China's telecommunication network. 本文主要討論我國電信網中程式控制交換局時鐘頻率維護周期的確定問題。
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