Android设备未出现在Android Studio中的Debian上

我的Nexus 7设备未出现在Debian 7安装中：

$/opt/adt/sdk/platform-tools/adb devices
List of devices attached 

$lsusb
Bus 001 Device 003: ID 04f2:b036 Chicony Electronics Co., Ltd Asus Integrated 0.3M UVC Webcam
Bus 002 Device 002: ID 0b05:1751 ASUSTek Computer, Inc. BT-253 Bluetooth Adapter
Bus 007 Device 002: ID 18d1:4ee1 Google Inc. 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub

$uname -r
3.14-0.bpo.1-amd64

$cat /etc/debian_version 
7.6

$echo $JAVA_HOME
/opt/oracle/jdk1.8.0_05

---

当连接到计算机时，我可以看到设备正在加载电池。也可以在上面的lsusb输出中看到。你知道为什么在运行adb设备或Android Studio 0.8.2版时它不会出现吗？

你是否从SDK工具安装了USB驱动程序？在Debian中是如何实现的？你是否在手机上启用了USB调试？你是否配置了必要的UDEV规则？