单项选择题
A.4000mAh B.3900mAh C.4100mAh D.4200mAh
A.前500W＋后1200W B.前800W＋后1200W C.前500W＋后800W D.前800W＋后800W
A.2G+16G B.3G+16G C.2G+32G D.32G+32G