上一款NVIDIA显卡RTX3060 Ti上市已经两个半月了。因为有了虚拟货币，这一时期的显卡市场变得极其神奇：最低的RTX3060 Ti已经溢价5000元定价，即将以5499元的MSRP赶超RTX3080，初期销量相对较低的RTX3090也从小幅降价
I was reading Apress \"Beginning Spring 2 From Novice to Professional\", and I found this one section that discusses usage of DAOs. The example is pretty simple and I have pasted the src here:
加载中,请稍侯......