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fishing effort
释义
fishing effort
Encyclopedia
农学
捕捞努力量
释
fishing effort
捕捞努力量
在特定时间内,投入捕捞生产的作业单位数量。一般可通俗地认为是全部捕捞作业量,即人们在某水域,在一定期间内(年、月或鱼汛等),为捕捞某资源群体所投入捕捞规模的大小或数量。
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laser thermal lens spectrometry (LTLS)
laser thermo keratoplasty
laser thermo keratoplasty, LTK
laser thickness gauge
laser threshold
laser threshold gain
laser total station
laser tracer
laser tracker
laser tracking
laser tracking measurement
laser traffic detector
laser transducer
laser transition
laser transmitter
laser trapping
laser triangulation displacement measurement principle
laser triangulation measurement
laser triangulation three-dimensional measurement
laser triggered gas switch
laser tube
laser tuning
laser ultrasonic
laser ultrasonic test instrument
laser ultrasonic visual test instrument
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