INFO :2016-05-02 20:22:46,875,TeachClient.ClientForm,Ӧó 
INFO :2016-05-02 20:22:51,695,TeachClient.VersionCheck,ʼ 
INFO :2016-05-02 20:23:14,585,TeachClient.ClientForm,ת̣߳ 
INFO :2016-05-02 20:23:14,632,TeachClient.TranscodeOperate,ʼת̣߳ 
INFO :2016-05-02 20:23:40,942,TeachClient.TranscodeOperate,ת߳ɣ 
