２）毛紡（そ毛）第１表　平均番手及び事業所規模別そ毛式糸年間生産量、年間延労働時間及び１００ｋｇ当たり所要労働時間 ２）毛紡（そ毛）第１表　平均番手及び事業所規模別そ毛式糸年間生産量、年間延労働時間及び１００ｋｇ当たり所要労働時間

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