中国陆架沉积环境地球化学研究表明，我国近海和远海海域的海洋沉积物质量保持良好，部分近海海域沉积物质量较差。
It is known from studies of sedimentary and environmental geochemistry of continental shelf in China that marine sediments in the offshore and near shore areas have good qualities and only sediments in some onshore areas are poor of quality .
远海沉积物