The algae must be harvested every day. Extracting the oily components and removing the water is expensive and energy intensive.
藻类必须每天收集，提取藻类的油脂成分以及去除水份这些工序成本昂贵且耗费能源。
The phosphorus removal capability becomes very good, when having a great mass of algae and a great quantity of removing phosphorus a cell.
那种生长迅速，繁殖能力强，单个藻细胞除磷能力强的藻种有较好的除磷效果。
The smaller oil skimmer vessels are capable of removing debris and algae and the larger vessels can work on the deep ocean.
小型的浮油回收船可以清除碎片残骸以及海藻类，大型的浮油回收船可以在深海中作业。
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