主しゅ要よう産さん業ぎょうしゅようさんぎょうMeanings1nounkey industry; major industryRefers to an industry that is central to a region's or country's economy.この地ち域いきの主しゅ要よう産さん業ぎょうは農のう業ぎょうです。The key industry in this region is agriculture.
