本文就某湖泊的整治作一阐述，较详细说明水下地形与淤泥厚度测量原理及方法。
This paper discussed the renovation of a lake and expatiated the principle and methods of surveying on underwater topography and sludge thickness.
本文就某湖泊的整治作一阐述，较详细说明水下地形与淤泥厚度测量原理及方法。
This paper discussed the renovation of a lake and expatiated the principle and methods of surveying on underwater topography and sludge thickness.
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