main producing districtとは 意味・読み方・使い方

To provide a method for producing specific white distilled liquor by using a so-called zuiki potato (taro) cultivated at Shonai district in Yamagata prefecture, as a main raw material, easily preserving its raw material as a stock and capable of producing the liquor by a small equipment in a short period.例文帳に追加

山形県庄内地区で栽培されている通称ズイキ芋（里芋）を主原料とした特殊焼酎の製造において、原料備蓄を容易にし、小型設備でかつ短期間で製造可能とする。 - 特許庁