ventilation

• Evolvement of ventilation system of houzhuang mine area
  侯庄矿区通风系统的演变
• Fuzzy evaluation of air resistance in roadway ventilation
  巷道通风阻力的模糊评价
• Ventilation for grain stacks in large warehouse
  高大平房仓多层立体通风垛储藏试验
• To avoid visiting crowded places with poor ventilation
  避免前往人烟稠密的地方。
• Effect of ventilation and air conditioning on iaq
  通风空调对室内空气品质的影响
• Avoid crowded places with poor ventilation
  避免前往人多挤迫及空气流通不佳的地方
• Roof and the natural ventilation of modern building
  现代建筑屋顶与建筑的自然通风
• The customer should evaluate ventilation required
  用户必须根据要求测量通风状况。
• Numerical simulation study of displacement ventilation
  置换通风的数值模拟研究