Abstract: In the future years, various kinds of factors will influence the U.S. food service industry.
Abstract: In the future years, various kinds of factors will influence the U.S. food service industry.
摘要：在今后的几年，多种因素将影响美国的食品服务业。
Abstract: In the future years, various kinds of factors will influence the U.S. food service industry.
摘要：在今后的几年，多种因素将影响美国的食品服务业。