Model for the Assessment of Seawater Environmental Quality Based on Multiobjective Variable Fuzzy Set Theory

Table 1

Corresponding relationship between the tone operator and fuzzy scale values.

Tone operator	Equally	Slightly	Somewhat	Rather	Obviously	Remarkably
Fuzzy scale	0.50	0.55	0.60	0.65	0.70	0.75
Tone operator	Very	Extra	Exceedingly	Extremely	Incomparably
Fuzzy scale	0.80	0.85	0.90	0.95	1.00