提出一种用于煤矿生产安全监测监控系统中数字传输差错控制的编码方法，并给出实用程序流程图。
The paper presents a coding method need for digital transmission fault control in coal mine production and safety monitoring system, and also gives a flow chart of practical program.
现有的矿井安全监测监控系统是灾前预警系统，监测对象主要是环境安全参数、生产过程及生产工艺，不能实现井下人员的定位。
However, these existing systems cannot get positions of miners, which is one of the reasons for the frequent mine disasters and the low rescuing efficiency.
瓦斯传感器对监测监控起着决定作用，因此研制开发安全可靠、高灵敏度的瓦斯传感系统具有重大的社会意义和经济意义。
Gas sensor plays an important role in monitor system, and then the development of a high sensitive gas sensor system with great safety and dependability has great social and economical significance.
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