它是一种高测量效率、高测量精度、高分辨率的海底地形测量设备，特别适合大面积的扫海测量作业。
It fits especially for mapping of large area of seafloor because of its high efficiency, high accuracy and fine terrain resolution.
多波束测深仪是一种高效率、高精度、高分辨率的海底地形测量设备，特别适合大面积的扫海测量作业。
Multi-beam swath bathymeter is a seafloor mapping equipment with high efficiency, high accuracy and excellent resolution, especially fitted for wide sweep mapping.
水深(或海底地形)的数据往往是在船只上使用声纳测量海底采集的。
Bathymetric (or sea floor terrain) data is often collected from boats using sonar to take measurements of the sea floor. The lines reflect the path of the boat as it gathers the data.
现在已有足够的水深测量数据来绘制一张大西洋洋底地形图，而且我对海底地形的千变万化也有了一定的了解。
Today, enough soundings are available to enable a relief map of the Atlantic to be drawn and we know something of the great variety of the sea bed's topography.
科学家基于海底地形图的最新数据，测量出地球上到底有多少海水。
Researchers put a number on how much seawater the world has, based on new data about the shape of the ocean floor.
科学家基于海底地形图的最新数据，测量出地球上到底有多少海水。
Researchers put a number on how much seawater the world has, based on new data about the shape of the ocean floor.
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