1)in soundings,在有测量水深的地区2)extralimital,在某地区没有的3)bathymetric survey,水深地形测量4)sound a harbour,测量港湾的水深5)subsurface sounding,地下探测，水深测量6)zone,有探测器的地区
用法和例句
The errors in water depth data are easy to be generated in the marine surveys, especially in the large scale bathymetric surveys for marine engineerings.
在海洋测量中特别是大比例尺海洋工程水深地形测量中 ,极易产生水深数据的误差。
The Olympic sailing ship racing will be held in Qingdao in 2008, so it is proposed to make a bathymetric survey of Olympic sailing ship racing ground by using the multibeam system to make sure that the racing ground bottom topography is suitable for the Olympic racing.
