One reason for this is that fishing technology has improved.

原因之一是捕鱼技术的进步。

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In view of the shortcoming of sand washing technology with recycled water, the negative-pressure sand fishing technology is put forward.

针对循环水冲砂工艺存在的不足，提出了负压捞砂工艺技术。

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With the development of oilfield and a great use of well-bore tools, such fishing technology will have a wide prospect applied to the more and more complex conditions of down-hole operations.

随着油田的深入开发，井筒工具的大量使用，井下作业越来越复杂，该项打捞技术具有广阔的应用前景。

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The site covers a wide range of activities and products in the outdoor industry: skiing, backpacking, camping, climbing, running, outdoor technology, fishing, and vehicles.

FORBES: Finally, An Online Sports Gear Review Site That's Critical and Expert

Since it was founded 18 months ago, Medida has deployed its technology in a fishing videogame launched by Japanese company XaviX at the recent Consumer Electronics Show in Las Vegas.

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Although improvements in technology and a greater number of fishing boats could account for some improvement, the scientists said it could not account the all of the increases.

BBC: Egyptian farmers (Getty Images)