increase vt. 增加,增大,增多;增强,增进 (opp. decrease)。 increase speed 增加速度。 increase one's pace 放快脚步。 increase one's efforts 更加努力。 vi. 增加;繁殖;〔诗〕(月亮)渐渐变大,渐圆。 increase in number 数目增加。 increase in power 权力增大。 increase with years 逐年增加。 n. 增加,繁殖;增加量,增大额;〔古语〕农产品,作物。 an [the] increase of money 钱数增加。 increase in the population 人口的增长。 be on the increase 不断增加,正在增加。
In order to reflect the characteristics of amplitude increase and frequency changing of seismic signal , a new automatic recognition method of seismic phase is developed based on the instantaneous amplitude and instantaneous frequency 摘要为了充分反映地震信号振幅增大和频率改变的特征,发展了一种以振幅和瞬时频率比乘积为特征参量的震相自动识别方法。