Research Methods and Applications of Gear Manufacturing Process Optimization

Table 2

Nine-quantile scaling.

A index relative to B index	Extremely important	Very important	Important	Slightly important	Equally important	Slightly secondary	Secondary	Very secondary	Extremely secondary
A index evaluation value	9	7	5	3	1	1/3	1/5	1/7	1/9
Remarks	Take 8, 6, 4, 2, 1/2, 1/4, 1/6, 1/8 as the intermediate value of the above evaluation value.