backwashing

常見例句

• Backwash the swimming pool's filters regularly.
  要定期沖洗遊泳池的濾水器。
• The backwash effect of the war years.
  戰(zhàn)爭年代的遺禍。
• The backwash of the passing boat took us a surprise.
  那艘經(jīng)過的船造成的廻浪讓我們措手不及。
• The backwash of the passing boat took us by surprise.
  那艘經(jīng)過的船所造成的廻浪讓我們措手不及。
• Backwashing is one of the methods to maintain a filter bed clean.
  反沖洗是保持濾牀清潔的方法之一。
• And after backwashing,the loss of biomass was as high as 90%.
  反沖洗後生物量損失高達90%25;
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