这样的专业户还为数不多。对大多数农村人来说，养鱼只是多种经营的一个组成部分。
Such full-time fish culturists are small in number. For most country people, fish culture is just a component of their diversified economy.
体轻、成本低，适合农村个体和专业户使用需求。
With light body and low cost, the utility model is suitable for the using requirement of rural individuals and specialized households.
体轻、成本低，适合农村个体和专业户使用需求。
With light body and low cost, the utility model is suitable for the using requirement of rural individuals and specialized households.
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