생산 방식·생산 방식만리장성 유지비repaired_great_wall_of_china_maintenancein_game/common/production_methods/unsorted_building_inputs.txt:255정의in_game/common/production_methods/unsorted_building_inputs.txt:255256lumber = 0.1257weaponry = 0.05258tools = 0.05259stone = 0.05260tar = 0.01261category = building_maintenance