floater net
常见例句
- The ring-shaped vane type hollow floater scraper continuously conducts the upward and downward movements in the net cage, so that the fouling on the cage can not survive.
圓環形葉片式空心浮子網刮不斷的在網籠上做上下運 動，使汙損物無法在網籠上附著生存。
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