https://blog.wongcw.com/2018/12/26/%e4%b8%80%e5%8a%a05-5t%e6%8e%a8%e9%80%81%e5%9f%ba%e6%96%bcandroid-9-0%e7%9a%84oxygen-os-9-0%e6%ad%a3%e5%bc%8f%e7%89%88/
一加5/5T推送基於Android 9.0的Oxygen OS 9.0正式版