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catch per unit中文是什么意思

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用"catch per unit"造句"catch per unit"怎么读"catch per unit" in a sentence

中文翻译手机手机版

  • 单位渔获量

例句与用法

  • ( 2 ) the fishing gears in hejiang section were divided into drift trammel net , set longline and jig according to the fishery status in hejiang section . " number of fishing boat day " was selected as the unit of fishing effort . the annual catch of the four kinds of fishing gears was get from multiplying catch per unit effort ( cpue ) by fishing effort
    ( 2 )根据合江江段的渔业现状,将该江段的渔具分为三层流刺网、饵钓、滚钩和其它偶见渔具四类,以“船?天”作为捕捞努力量的单位,用单位捕捞努力量渔获量( cpue )乘以年捕捞努力量分别得到这四类渔具的年渔获量,并将这四类渔具的年渔获量相加估算出合江江段1999 - 2002年的渔获量分别为104563 . 464kg 、 65564 . 231kg 、 123684 . 966kg和107285 . 272kg 。
用"catch per unit"造句  
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