金字塔架构 N2P1 N2P2 N2P3 N2P4 N2P5 N2P6 N2P7 N2P8 N2P9 N2P10 N2P11 N2P12 N2P13 N2P14 N2P15 N2P16 N2P17 N2P18 N2P19 (N2P1) (N2P2) (N2P3) (N2P4) (N2P5) (N2P6) (N2P7) (N2P8) (N2P9) (N2P10) (N2P11) (N2P12) (N2P13) (N2P14) (N2P15) (N2P16) (N2P17) (N2P18) (N2P19)