必要交易品·必要交易品このバージョンで変更発見輸送船維持費transport_3_maintenancein_game/common/goods_demand/navy_demands.txt:315定義in_game/common/goods_demand/navy_demands.txt:315316naval_supplies = 0.26317cannons = 0.06318liquor = 0.052319salt = 0.052320cloth = 0.2321category = ship_maintenance