他说，专家们综合使用DNA分析、视频、水声及手机等技术定位各种海洋生物所在海域。
He said experts have used a combination of DNA analysis and video, acoustic and cell phone technology to figure out what's living where, in the sea.
如何在海洋测绘中充分发挥GPS技术精确快速定位的特长，是值得我们认真研究的重大课题。
How the advantage on precise and quick positioning by means of GPS receivers is wholly revealed at sea is worthy to be discussed in detail.
一切海洋开发活动，都离不开“导航定位”技术。
All Marine exploitation activities can never be realized without navigation technique.
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