The important techniques applied in the system are introduced and explained in this paper, all of them include TCP/IP SOCKET, multi-thread programming, JDBC, voice programming and JSP web pages.

• 文章对应用于系统开发中的重要技术进行了解释和说明，这些技术包括：TCP/IP SOCKET、多线程编程、JDBC、语音编程和JSP网页制作。