短語詞組短語quiet -eye period 冷靜觀察期Quiet t Period 靜止期quiet period sampling 靜止期採樣seismically quiet period 地震平靜期seismic quiet period 相對平靜期During This Quiet Period 在此安靜期間AE quiet period 聲發(fā)射平靜期Active period and quiet period 活躍期與平靜期 返回 quiet period