积分计算函数计算https://images.gamedog.cn/gamedog/imgfile/20241224/24111503enfh.jpg|https://images.gamedog.cn/gamedog/imgfile/20241224/241115041eto.jpg|https://images.gamedog.cn/gamedog/imgfile/20241224/24111505qfqk.jpg|https://images.gamedog.cn/gamedog/imgfile/20241224/24111505ekfx.jpg