warm air

• Warmer air rises and cooler air falls
  暖流上升，寒流下降。
• Delivery warm air two stages adjustment
  送风暖风二段调节
• A front is a transition area between the cold and warm air masses
  锋或锋面是指冷暖气团之间的过度带。
• Rain occurs when a mass of warm air laden with water vapor rises
  当满含水汽的暖空气团上升时，就会下雨。
• And those particles float on the warmer air that ' s rising below
  而且那些微粒漂浮在正在上升的暖空气上面。
• And those particles float on the warmer air that ' s rising below
  而且那些微粒漂浮在正在上升的暖空气上面。
• Standard for the installation of warm air heating and air - conditioning systems
  热空气加热器和空调系统的安装标准
• Adopts warm air circulation natural convection drying , time and energy saving
  采温风循环自然对流烘干，省时省电
• 79 you see many colors of the butterflies as they float on the warm air
  你看到许多色彩靓丽的蝴蝶正在晴空中飞舞。
• Adopts warm air circulation natural convection drying , time and energy saving
  采温风循环自然对流烘干，省时、省电