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丹麦最近研制了一种新的拖网监视系统,它除了具有普通探鱼仪和网位仪的功能外,还能显示并记录船长所需要的其他一切渔航资料,以提高捕捞效率。
Denmark has recently developed a new trawl monitoring system that not only functions as a conventional fish finder and netter, but also displays and records all other information required by the skipper to improve fishing efficiency.