修复

A good conductor should handle himself as featly as he handle s his orchestra.

好的乐队指挥操纵自己的动作应如他操纵管弦乐队那样灵巧。

It is shown that, the impact of IPI due to the pre-filter is insignificant to noncoherent receiver, and there exist different optimal pre-filter passband widths for different channels and input SNRs.

结果表明，在信道模型CM1~CM4下，前置滤波器产生的多径分量干扰平均来说对其输出能量的影响很小，并且一般来说存在一个最佳的滤波器带宽值。