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trawl design
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trawl design
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农学
拖网设计
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trawl design
拖网设计
根据拖网捕捞作业原理,基于主捕对象及其生物学习性、作业渔场的环境特点、渔船规模和拖曳能力等条件,确定拖网作业方式和渔具结构形式,以及网具的主尺度和技术参数、属具的配备等创造性过程。
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degradation of polymer by irradiation
degradation of pyrimidine nucleotides
degradation rate of feed nitrogen
degradation succession
degradation testing
degradative chain transfer
degraded
degraded ecosystem
degraded grassland enclosure
degraded mode
degraded neutron
degraded phytate phosphorus genetically modified corn BVLA430101
degrader
degrading enzymes of pathogens
De Graft Hanson
degrammaticalization
degreasing
degree
Degree Angular Scale Interferometer
degree centigrade
degree certificate system
degree distribution
degree elevation
degree matrix
degree measure
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更新时间:2026/1/12 23:29:55