控制单元硬件故障 50%
控制单元软件故障 50%
https://qc.dianpusou.com/tag/19%e6%ac%be%e6%80%9d%e5%9f%9f%e5%92%8c19%e6%ac%be%e5%8d%a1%e7%bd%97%e6%8b%89%e5%af%b9%e6%af%94
控制单元硬件故障 50%
控制单元软件故障 50%
https://qc.dianpusou.com/tag/19%e6%ac%be%e6%80%9d%e5%9f%9f%e5%92%8c19%e6%ac%be%e5%8d%a1%e7%bd%97%e6%8b%89%e5%af%b9%e6%af%94