These include the Standard Industrial Classification (SIC), the North American Industry Classification System (NAICS), or the United Nations Standard Products and Services Code (UNSPSC) and geographic taxonomies.
К ним относятся Standard_Industrial_Classification (SIC), North_American_Industry_Classification_System (NAICS) или United_Nations_Standard_Products_and_Services_Code (UNSPSC) и географические таксономии.