拖网

The otter trawl fishery and the gill net fishery are the two important fisheries in Ke-zih-liao harbor. The trawl fishery vessels, from 5 to 100 tonnages, are larger and more than gill net fishing vessels.

一、高雄县蚵子寮港的渔业经营型态主要有拖网和刺网两类，拖网渔船居多且船吨数相对较大，其范围在5~100吨之间。

Based on otter trawl catch rates of five surveys conducted by South China Sea Fisheries Research Institute from 1961 to 1999, changes in demersal trawling fishery resources in the northern South China Sea were analyzed.

摘 要：利用1961~1999年期间南海水产研究所5次渔业资源调查的底拖网渔获率数据，分析了南海北部底拖网渔业资源的数量变动。

Based on the data of the trawl fishery resource monitoring from 1998 to 2003 in Fujian sea area,the otter trawl fishing survey from 1995 to 1997 in Minnan-Taiwan Bank Fishing Group and the trawl fishing survey from 2000 to 2001 in Fujian sea area,the article discussed and analyzed the status of otter trawl fishery in Fujian Sea area.

本文根据1998-2003年福建海区拖网渔业资源监测以及1995-1997年间闽南台湾浅渔场单拖渔业资源调查、1998年和2000-2001年福建海区拖网定点调查的资料，论述和分析福建海区单拖渔业的现状。

Based on otter trawl catch rates of five surveys conducted by South China Sea Fisheries Research Institute from 1961 to 1999, changes in demersal trawling fishery resources in the northern South China Sea were analyzed.

利用1961~1999年期间南海水产研究所5次渔业资源调查的底拖网渔获率数据，分析了南海北部底拖网渔业资源的数量变动。

The major bycatch species of sergestid shrimp mid-trawl and planktonic shrimp mid-trawl was Trichiurus lepturus, while the Harpadon microchir and Gerres filamentosus were the main bycatch species for bottom shrimp trawl and shrimp beam trawl, respectively.

四种渔业混获与目标渔获比为1.93~15.08，以桁杆式虾拖网最高，其余三种渔业皆在3.3以下，正樱虾及中型毛虾中层拖网混获最多的种类为白带鱼，底层虾拖网为小鳍镰齿鱼，桁杆式虾拖网为曳丝钻嘴鱼。

The paper analyzed variety status of fishery species and dominant species in trawl production based on data of trawl production and biology measuration in waters of the Yangtze River Estuary in 1990's.

利用长江口水域20世纪90年代的拖网生产资料以及生物学测定数据，分析该水域拖网生产的渔获种类及优势种的资源变化状况。

According to West Island residents that, often to the prohibition of fishing boats trawling the sea trawling operations.

根据西岛居民，往往是禁止拖网捕捞渔船的深海拖网捕鱼作业。

A total of 175, 120, 136 and 149 species were caught by sergestid shrimp mid-trawl, planktonic shrimp mid-trawl, bottom shrimp trawl and shrimp beam trawl, respectively.

正樱虾中层拖网混获种数175种，中型毛虾中层拖网120种，底层虾拖网136种，桁杆式虾拖网149种，四种渔业混获种类合计高达347种，而总渔获种类有379种。

The shrimp beam trawl fishery had the highest bycatch rate while those of the other three shrimp fisheries were less than 76.3%.

高屏峡谷周边海域为我国重要的虾拖网渔场，计有四种虾拖网渔业（正樱虾中层拖网、中型毛虾中层拖网、底层虾拖网及桁杆式虾拖网）在此作业。

The mathematical model of the system is divided into mathematical models of trawler, warp and fishing net, which are connected by boundary conditions reflecting the influence of each other. By using this modeling method, the dynamic simulation of the process of drawing in and giving out the fishing net is realized.

在建模过程中，将单船中层拖网系统的数学模型分为渔船、拖网曳纲以及网具系统的数学模型，并通过边界条件实现了数学模型之间的耦合，从而可以进行单船中层拖网作业过程中收放网过程的动态仿真。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了