摘要：
安装SD卡：action=android.intent.action.MEDIA_CHECKING action = android.intent.action.MEDIA_MOUNTED卸载SD卡：android.intent.action.MEDIA_UNMOUNTED未卸载直接拔出SD卡：action=android.intent.action.MEDIA_BAD_REMOVAL卸载后拔出SD卡：action=android.intent.action.MEDIA_REMOVED卸载或直接拔出SD卡：action=android.intent.action.MEDIA_EJEC... 阅读全文
