1.系统音效：

/usr/share/sounds/deepin/stereo

"开机": "desktop-login.wav",
"关机": "system-shutdown.wav",
"注销": "desktop-logout.wav",
"唤醒": "suspend-resume.wav",
"音量调节": "audio-volume-change.wav",
"通知": "message.wav",
"从启动器发送图标到桌面": "x-deepin-app-sent-to-desktop.wav",
"清空回收站": "trash-empty.wav",
"移动设备接入": "device-added.wav",
"移动设备拔除": "device-removed.wav",
"错误提示": "dialog-error.wav"

2.系统壁纸

 /usr/share/wallpapers/deepin/

3.开机动画

/usr/share/plymouth

其他的欢迎大佬补充