CSMA/CD协议的退避算法仿真过程，CSMA/CA协议的退避过程，分为有争用期和无争用期
资源文件列表
csmaca2/AddNode.m , 597
csmaca2/Csmaca.m , 12298
csmaca2/Csmacd.m , 12200
csmaca2/csma_cd.m , 12069
csmaca2/Display.m , 2398
csmaca2/Display1.m , 2864
csmaca2/FramePop.m , 438
csmaca2/FramePush.m , 705
csmaca2/GetFreeze.m , 1749
csmaca2/Increase.m , 351
csmaca2/main.m , 2542
csmaca2/main1.m , 2542
csmaca2/RecordSend.m , 689
csmaca2/SetBackoffTime.m , 1001