短语词组短語OBEX OPP 對象推送模式OBEX Explorer 文件縂琯OBEX PUSH 實現對象推送OBEX Application 標識OBEX OBject Exchange Protocol 對象交換協議OBEX File Transfer 文件傳輸Bluetooth File Transfer OBEX FTP 藍牙文件傳輸irobex ir obex object exchange 紅外對象交換協議 返回 obex