1.The Operator may need to make additional checks or increase frequency to maintain quality.
操作人员可能需要做额外的检查或增加检查频次以确保产品质量。
2.add a timer to call this function after a second (increase frequency if server load is too high)
增加一个定时器并且每秒钟调用一次此函数（服务器的性能好的话可以提高此频率）
3.The Theories and Methods to Increase Frequency Resolution Based on Classical Spectrum Evaluation
基于经典谱估计提高频率分辨精度的理论和方法
4.Increase frequency of attendance and bring back lapsed attenders
增加现有观众的参与频率