例句與造句

1. Mechanism and avoidance measures for float sludge production due to denitrification in secondary sedimentation
   二沉池反硝化浮泥產(chǎn)生機理及避免措施
2. It is used to scrape and collect some thing like the organic sludge 、 active sludge 、 inorganic grit 、 chemical sludge , etc which are under the bottom of the tanks ; the return flights can also be made use of to collect some things like floating sludge 、 rubbish and oil slick on the water surface
   用于刮除沉淀在池底的有機污泥、活性污泥、無機砂粒、化學污泥等；并可利用在水面上的回程刮板收集漂浮在水面上的浮渣、垃圾及浮油等。
3. It's difficult to find float sludge in a sentence. 用float sludge造句挺難的