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池塘养鱼
释义
池塘养鱼
Encyclopedia
农学
﹝农业生物环境与能源工程﹞
释
pond aquaculture
池塘养鱼
在人工修建或天然形成的池塘中从事鱼类的养殖(见图)。
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characteristic asteroid
characteristic boundary of a domain
characteristic capacity of reservoir
characteristic class
characteristic class of a fiber bundle
characteristic class of a manifold
characteristic cohomology class
characteristic commercial street(district)
characteristic concentration
characteristic condition
characteristic cone
characteristic congruence
characteristic conoid
characteristic constant
characteristic coordinate
Characteristic Cultural Industries
characteristic curve
characteristic cycle
characteristic database
characteristic derivative
characteristic determinant
characteristic differential equation
characteristic differentiation
characteristic direction
characteristic dyadic
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