filtration cycle造句

例句與造句

1. ( 2 ) feclsused as a coagulant when the water quality after filtration has tiny difference in the direct filtration process , compared with the finer sand media , the velocity increase of the water head loss of the coarser sand media is slower , and its filtration cycle is longer
   ( 2 )在直接過濾過程中，采用fecl _ 3作為混凝劑、出水濁度保持基本相同時，粗濾料的水頭損失增長速度較慢，過濾周期比較長。 ( 3 )
2. It's difficult to find filtration cycle in a sentence. 用filtration cycle造句挺難的