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围网设计
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围网设计
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purse seine design
围网设计
根据围网捕捞原理,基于捕捞鱼群游动速度和栖息水深、渔船性能和起网机械的特性,以及渔场环境特点等确定作业方式和渔具结构形式,确定网具的长度、高度、网衣材料、上下纲长度比值、浮沉力等尺度和技术参数等的创造性过程。
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emergency standards
emergency standard system
emergency stop
emergency stop function
emergency stop switch
emergency storage pond of concentrators
emergency supplies
emergency supplies production capacity reserve
emergency supplies reserve
emergency supplies reserve mode
emergency supplies storage
emergency support capacity
emergency-supported system for road traffic malfunction
emergency surveying and mapping
emergency training and exercise of road transportation
emergency training and exercise standards
emergency trip control
emergency vehicle management
emergency vehicle priority
emergency vehicle signal priority control
emergency ventilation
emergency volunteer team
emergency warning standard
emergency warning system
emergency waterengineering on drought mitigation
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