According to the data selected from bottom trawl fishery resource monitoring in the East China sea from 1997 to 2000, the species composition and seasonal variation of small-sized fish were analysed.
根据1997 ~ 2000年东海区底拖网渔业资源调查资料，分析和讨论了东海区小型鱼类的种类组成和季节变化。
According to the data selected from bottom trawl fishery resource monitoring in the East China sea from 1997 to 2000, the species composition and seasonal variation of small-sized fish were analysed.
根据1997 ~ 2000年东海区底拖网渔业资源调查资料，分析和讨论了东海区小型鱼类的种类组成和季节变化。
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