floating packing

英 [ˈfləʊtɪŋ ˈpækɪŋ]

美 [ˈfloʊtɪŋ ˈpækɪŋ]

活动密垫

化学

双语例句

• This test used an enhanced treatment composed of aeration system and new tridimensional floating bed for micro-polluted river water purification. The biofilm characteristics on the packing and purification of the water during biofilm colonization were studied.
  此次通过野外现场试验，采用曝气充氧+新型立体浮床强化处理方法治理微污染河水，对立体浮床挂膜期间底部填料上的生物膜特性及微污染河水处理效果进行了试验研究。
• Compared with other two media, the maximum of biomass attached on the sludge media is respectively 4.2 times of ceramic granular and 1.4 times of plastics floating packing.
  与其它两种填料相比，污泥填料的单位重量的挂膜量最大，分别是普通陶粒填料的4.2倍和塑料悬浮填料的1.4倍。