3. adb connect
建立网络 adb 连接，使用方法如下：
adb tcpip 5555 设置PC监听5555端口
Seven:~ Seven$ adb tcpip 5555
* daemon not running. starting it now on port 5037 *
* daemon started successfully *
restarting in TCP mode port: 5555 //监听成功
Seven:~ Seven$adb connect 192.168.31.110 与设备192.168.31.110 建立网络连接
Seven:~ Seven$ adb connect 192.168.31.110
connected to 192.168.31.110:5555
Seven:~ Seven$其中IP地址可以通 设置->关于->设备状态->IP
或者 Settings-> About phone->Status->IP address
adb devices 确认网络adb是否建立成功
Seven:~ Seven$ adb devices
List of devices attached
192.168.31.110:5555 device // 设备已经出现，说明成功了。
Seven:~ Seven$