一些藻类的细胞壁的化学成分有所不同，例如硅藻属的细胞壁含有硅化物，石灰质藻类的细胞壁含有钙。

The walls of some algae differ, e. g. the silica boxes enclosing diatoms, and the calcareous layer on the cell walls of calcareous algae.

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能在1～1.5年内有效地防止藤壶、牡蛎、石灰虫、苔藓虫和藻类等海洋附着生物对船底的污损。

Protection ship bottom against fouling of settling organism such as barnacle, oyster, spirorbis, bryozoans algae within 1-1.5 years.

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能在1～1.5年内有效地防止藤壶、牡蛎、石灰虫、苔藓虫和藻类等海洋附着生物对船底的污损。

Protection ship bottom against fouling of settling organism such as barnacle, oyster, spirorbis, bryozoans algae within 1-1.5 years.

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