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- The horizontal expansion of bottom otter trawl, especially the wingtip expansion, is one of the most important parameters affecting capture efficiency. 摘要底层单拖网的翼端间距是影响拖网系统捕捞效率的重要技术参数。
- When fitted with an otter trawl, invented in 1892, it enabled fishermen to haul in six times the catch of a sailing ship. 人们早就被告知，北海的鱼已被捕尽，北大西洋最接近欧洲部分的水域现在产量仅是四十年代的一小部分。
- In order to understand the effect degrees produced by different factors on the fishing capacity of otter trawl, we employed 12 factors in factor analysis. 为了了解各因子对单拖作业捕捞能力发挥的影响程度,本文选择影响单拖捕捞能力发挥的12个因子指标,采用因子分析法对其进行分析。
- Also called twin otter trawl. 也被称为对单船拖网。
- Factor analysis of the fishing capacity of otter trawl in Middle Fujian Region 闽中地区单拖作业捕捞能力的因子分析
- A study on the optimal number of fishing boats invested for Fujian otter trawl industry 福建省单拖作业最佳船数投入量的探讨
- My jacket is made of otter skins. 我的皮夹克是用水獭皮做的。
- bottom otter trawl 底层单拖网
- otter trawl 网板拖网
- Otter is a fur-covered, fish-eating aquatic animal. 水獭是全身长毛、以鱼为食的水生动物。
- She collared my black wool coat with otter pelts. 她把我的黑呢上衣镶上了水獭领。
- The Otter live in large hollow logs. 水獭生活在空心树干内。
- Since 1977 otter hunting has been illegal. 捕猎水獭1977年以后就被列为非法了。
- My jacketis made of otter skins. 我的皮夹克是用水獭皮做的。
- The old otter laughed in an ugly and ruthless way. 老獭笑得又丑陋有残忍。
- How retired the otter manages to live here! 水獭在这里过着何等僻隐的生活啊！
- Hermione's Patronus turns out to be an otter. 赫敏的守护神是一只水獭。
- We did a wide trawl to find the right person to play the part. 我们到处寻找一个合适的人来演这个角色。
- "Over 190 premises were visited during a CCTV trawl. “超过190个视频通过一个闭路网络被观看过。
- Not an Otter to be seen, as far as the distant horizon. 从脚下一直望到天边，一只水獭也不见。
