出台式机电源、散热风，50 columbus自取

1. 电源 EVGA SuoperNova 750 g+ $30
750w gold
商品链接：https://www.newegg.com/evga-supernova-750-g1-120-gp-0750-x1-750w/p/N82E16817438132?item=N82E16817438132

2. 多个120mm散热风扇，$2一个
商品链接：https://www.amazon.com/ARCTIC-ACFAN00137A-Value-Pack-Pressure-Optimized/dp/B07HC782D5/ref=mp_s_a_1_3