| 主成分 | y1 | y2 | y3 | y4 | y5 | y6 |
| DZT | −0.198284 | 0.114139 | 0.390104 | 0.817459 | −0.194143 | −0.055667 |
| ZD | 0.336060 | 0.052024 | −0.097608 | 0.369076 | 0.608966 | 0.570293 |
| TURN | 0.137708 | 0.740537 | −0.027145 | 0.048035 | −0.164276 | −0.201443 |
| PB | −0.330697 | 0.341949 | 0.029237 | −0.264648 | −0.259760 | 0.716609 |
| PBBX | 0.444079 | −0.107039 | −0.178033 | −0.031652 | −0.067729 | −0.092570 |
| ZTBX | 0.481384 | −0.115762 | 0.085855 | 0.060886 | −0.291862 | 0.094968 |
| GD | 0.156903 | 0.147198 | 0.818894 | −0.342477 | 0.368558 | −0.093396 |
| LBBX | 0.407781 | −0.150344 | 0.264952 | −0.030592 | −0.517985 | 0.274436 |
| BDI | 0.315566 | 0.499813 | −0.238424 | −0.016220 | 0.055605 | −0.126227 |