- AndwhileImostlyrefertofishandfishinginsaltwater,thesesameprinciplesapplytothefreshwaterenvironment.Thisspongemoundhasexperiencedtheearlysubmarine,Marinephreaticwater,mixedwaterandmeteoricfreshwaterenvironments.Threestudieswerepresentedthatexaminedthe...
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- Noonehaseverbeenabletowitnessfreshwatereelsspawning,andforeelbiologists,solvingthiseel-reproductionmysteryremainsakindofholygrail.Amongthefishdeadwerepogiefish,redfish,shrimp,crabsandfreshwatereels.BiologistshavediscoveredfreshwatereelsfromNorthAmeri...
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- freshwatercrab;rivercrabApreviouslyunknownfreshwatercrabfoundinChinaisbeingcalledYuebeipotamon.RaisedoncrabfarmsintheYangtzeRiverestuary,thegray-shelledfreshwatercrabwavesitsbighairyclawsinfamilykitchens,respectablerestaurantsandluxuryhotelsinSeptemb...
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- 问题详情:Freshwater________moreimportantthananythingelse.()A.is B.are C.was D.were【回答】A.【分析】淡水比其他任何东西都...
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- Cyperusmalaccensisistheindicatorfortidalriverfreshwaterspecies.Itsaysfreshwaterspecieshavefallenby76percent.Thatisalmosttwicethelossoflandandoceanspecies.Anewfreshwaterspeciesisarefreshingdiscoveryinaregionplaguedbypollutionanddevelopment.Researchers...
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- Theexistingprojects,though,arelookingatfreshwateralgae.Afreshwaterfoodandgamefish(Stizostediumvitreum)ofNorthAmerica,havinglargestaringeyes.Thefreshwatersweatthenevaporatesandcondensatesintodewonwallofthegreenhouseandiscollectedinafreshwatertank.Anew...
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- Therearebrightprospectsforfreshwaterfishfarming.ediblefish(broadlyincludingfreshwaterfish)orshellfishorroeetc.FreshwaterfishinChinaranksfirstintheworld,withmorethan700speciesoffreshwaterfishandfortyorfiftymaineconomicfishes.Hassomeofthemostbeautifulf...
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- Thepebblestimulatesitunceasingly,bringsadeeperpaintothefreshwatermussel,butthisfreshwatermusselunceasinglysecretesmoresecretions,wrapsthisthing.HowmanyisGuizhouFukuizumiclamfreshwatermusselriverentranceticket?Thepearlwasmellow,fullandgreat,itisaprice...
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- Therearemanyfishinthisfreshwaterlake.Therearemanyfishinthisfreshwaterlake.Territoryofthecountry,"fivelargestfreshwaterlakes,"oneoftheLake,WhiteHorseLake,BaoyingLake,LakeGaoyou.PoyanglakeinEastChina'sJiangxiProvinceisthecountry'slargestfreshwaterl...
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- Theexistingprojects,though,arelookingatfreshwateralgae.Trent'splanistogrowfreshwateralgaeinnutrient-richwastewaterinsidesemi-permeableplasticmembranes.Fromscumonpondstowaterceleryonriverbedsandreedsswayinginawetlandbreeze,freshwateralgaeandplantspro...
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