这是一个实现CRC算法的实例。代码虽然不多，但它在实际工程中却是很实用，也很容易理解。-This is an instance of the CRC algorithm. Code, while small, but it is in the actual project is very practical, very easy to understand.

16为CRC的计算方式。提供参考。使用VC6.0++工程编写-16 for the CRC calculation. Provide a reference. Written in use VC6.0++ project