생산 방식·생산 방식암시장 유지비black_market_maintenancein_game/common/production_methods/unsorted_building_inputs.txt:687정의in_game/common/production_methods/unsorted_building_inputs.txt:687688stone = 0.1689lumber = 0.1690liquor = 0.05691paper = 0.05693category = building_maintenance