Optimal Decision in Industry Choices

The article gives one of the possibility of generalisation for optimal decissions about choices in robust industry systems. The task come from theory of fuzzy logic. Using all possible information about categories for choice in fuzzy systems there are possibility to transform the fuzzy decision to real sharp decission. The article describe the dependence of this sharpness on entropy of choice sets. The process has two or more phases and asked sharp result can get in spite of existence the high uncertainty at the end of choice. The method can take as universal procedure for different fieds of industry and other purphoses.