生产方式/采砂坑·生产方式本版本变更采砂坑sand_pit_maintenancein_game/common/building_types/common_buildings.txt:450定义in_game/common/building_types/common_buildings.txt:450451tools = 0.058452lumber = 0.161453category = building_maintenance455produced = sand456output = 1458debug_max_profit = rural_profit_margin (0.2)