Evaluation on Sustainable Development of Smart Urban Rail Transit

Table 2

Semantic shift table.

Linguistic variables	Triangular fuzzy number
N	(0, 0, 0.2)
VL	(0, 0.2, 0.4)
L	(0.2, 0.4, 0.6)
H	(0.4, 0.6, 0.8)
VH	(0.8, 1, 1)