Evaluation Model of Highway Reconstruction and Expansion Scheme Based on Multiple Attribute Decision Making

Table 2

0.1∼0.9 Scaling method.

Scale	Definition	Explanation
0.5	Equally important	The two factors are equally important
0.6	Slightly important	Compared with the two factors, one factor is slightly more important than the other
0.7	Obviously important	Compared with the two factors, one factor is obviously more important than the other.
0.8	Strongly important	Compared with the two factors, one is strongly more important than the other
0.9	Extremely important	Compared with the two factors, one is extremely more important than the other
0.1, 0.2, 0.3, 0.4	Inverse comparison	If can be get by comparing factor and , can be get by