Table 6. M (B2-C)Judgment matrix and factor weights

Artificial environment	C3	C4	C5	C6	W
Peripheral disaster C3	1.00	1.61	2.46	0.69	0.30
Peripheral building influence C4	0.62	1.00	1.36	0.43	0.18
Building influence in the park C5	0.41	0.74	1.00	0.47	0.14
Fireproof ability C6	1.45	2.33	2.13	1.00	0.38

λmax=4.0274, RI=0.90, CR=0.0103<0.10.