通风

• The chimney draws well .
  烟囱通风良好。
• Place the apparatus in a fume cupboard and cool the solution in ice .
  将仪器放在通风的橱中，用冰冷却溶液。
• Some people think that ventilation is the same thing as air-conditioning .
  有些人以为通风和空气调节是一回事。
• The new winter ventilation system consisted of a perforated plastic tube .
  新的冬季通风系统由带孔的塑料管组成。
• The crankcase ventilation system carries fresh air through the crankcase .
  曲轴箱通风系统要携带新鲜的空气通过曲轴箱。
• He thought that this would not be so if the ships were better ventilated .
  他认为如果把船放在通风较好的地方，就不会是这种情况了。
• Incomplete combustion and improper draft conditions can cause ethylene formation .
  不完全的燃烧和不适当的通风条件能导致乙炔的产生。
• The army still hasn't figured out a way to change the air in a blackout tent .
  防空帐篷的通风问题，部队直到今天还拿不出一个解决的办法来。
• The reverse side of the mirror should be in continuous contact with air without needing ventilation .
  反射镜的背面应经常与空气接触但无需通风。
• Ventilation is concerned with the supply of fresh air, the removal of contaminants and heat .
  通风涉及的是新鲜空气的供应，污染物和热量的排除。