sim卡相关知识和名词

SIM卡是什么意思？你所不知道的SIM卡知识扫盲(详解)

https://www.jb51.net/shouji/359262.html

SystemUI之SIMLock 锁卡UI界面流程梳理

https://blog.csdn.net/Bill_xiao/article/details/80446354

SIM卡基础知识

https://blog.csdn.net/hitbeauty/article/details/73658368