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单词
fishing gear selectivity
释义
fishing gear selectivity
Encyclopedia
农学
渔具选择性
释
fishing gear selectivity
渔具选择性
在捕捞作业中渔具对捕捞对象的选择能力。反映渔具在作业过程易于捕获特定种类、大小或年龄的个体的特性。不仅是渔业资源评估中的基本参数(特别是在死亡率估算、单位补充量的产量分析等模型),还是渔具设计和渔业管理的重要依据。
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underground film
underground fire engineering
underground freight transportation system
underground gas storage
underground gas storage comes from disused mines
underground gas storage comes from oil & gas reservoir
underground gas storage comes from salt cavity
underground gas storage comes from water layer
underground geophysical prospecting
underground granary
underground gravity survey
underground haulage machinery
underground health facilities
underground high pressure operation safety
underground hydropower station
underground in pit tank
underground intelligent pipe network
underground launching silo
underground leaching of ore
underground loading equipment
underground logistics system planning
underground magnetic resonance imaging system
underground material transpoter
underground mechanized scaler
underground mine development
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