高温、热害天气
high-temperature and heat damage weather
矿井通信系统
underground communication system
矿井通风系统CAD
mine ventilation system CAD
矿井通风能力
mine ventilation capacity
矿井通风仿真系统
mine ventilation simulation system
矿井通风仿真
mine ventilation simulation
矿井通风可视化仿真
mine ventilation simulation system