有關trawl的精選大全

用trawl造句子,“trawl”造句
hydraulictrawlwinchTocatch(fish)withatrawl.Topcompaniestrawlaglobaltalentpool.Becausethethreepartstrawlboard,trawlandtrawlerareanintegrityintrawlfishing,itisnecessarytoworkoutamechanicalcalculationoft...
用otter trawl造句子,“otter trawl”造句
Inordertounderstandtheeffectdegreesproducedbydifferentfactorsonthefishingcapacityofottertrawl,weemployed12factorsinfactoranalysis.Whenfittedwithanottertrawl,inventedin1892,itenabledfishermentohaulinsi...
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