There the officer stands, big boots and crackling radio horridly out of place in a homely kitchen, as family members exchange accusations. Yet sometimes developments can bring sudden clarity.
警察所到之处一片狼藉，厨房凌乱不堪，散落着靴子和咝咝作响的收音机，然而有时候事情会突然出现转机。
2
Experiment results show that exchange control can be realized through the collection of serial data of the handwritten input equipment and the communication radio.
实验结果表明，可以通过采集手写输入设备和通信电台的串行数据信息，实现交换控制的功能。
3
In addition, an application scenario of OFDM-based TDCS, signalling exchange in the cognitive radio context, is proposed in this paper.