https://blog.wongcw.com/2020/03/25/%e7%89%b9%e6%9c%97%e6%99%ae%e7%b0%bd%e7%bd%b2%e9%80%9a%e9%81%8e%e7%be%8e%e5%9c%8b%e5%9c%8b%e6%9c%83%e6%8f%90%e4%ba%a4%e7%9a%845g%e5%ae%89%e5%85%a8%e6%80%a7%e8%88%87%e5%af%ac%e5%b8%b6%e5%8f%af%e7%94%a8/
特朗普簽署通過美國國會提交的5G安全性與寬帶可用性法律