简单的网桥实现
..............\bridge.cpp
..............\bridge.dsp
..............\bridge.dsw
..............\bridge.ncb
..............\bridge.opt
..............\bridge.plg
..............\data1
..............\data2
..............\Debug
..............\.....\bridge.exe
..............\.....\bridge.obj
..............\.....\bridge.pdb
..............\.....\vc60.pdb
..............\实验报告.doc