c#2005采用深圳东进模拟语音卡开发的电话呼入呼出、录音的程序，适合CTI、群呼、录音系统、呼叫中心应用参考。-c# 2005 using the analog voice cards in Shenzhen Dongjin development of inbound and outbound call recording program for CTI, group call, recording systems, call center applications for referenc