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sediment

英 [ˈsedɪmənt]

美 [ˈsedɪmənt]

n.  沉淀物; 沉积物

复数:sediments 

TOEFLIELTSGRETEM8化学

Collins.1 / BNC.5512 / COCA.7879

牛津词典

    noun

    • 沉淀物
      the solid material that settles at the bottom of a liquid
      1. 沉积物
        sand, stones, mud, etc. carried by water or wind and left, for example, on the bottom of a lake, river, etc.

        柯林斯词典

        • N-VAR 沉渣;沉淀物
          Sedimentis solid material that settles at the bottom of a liquid, especially earth and pieces of rock that have been carried along and then left somewhere by water, ice, or wind.
          1. Many organisms that die in the sea are soon buried by sediment.
            海洋里死亡的许多生物会很快被沉淀物掩埋。
          2. ...ocean sediments.
            海洋沉淀物

        英英释义

        noun

        • matter that has been deposited by some natural process
            Synonym:deposit

          verb

          • settle as sediment
            1. deposit as a sediment

              双语例句

              • And the temperature of producing gelatin and sediment is up to their types, thicknesses and heating speeds.
                而发生这种凝胶和沉淀的温度主要取决于他们的类型、浓度和加热速率。
              • The inhibition of copper ion on nitrification activity of nitrifying bacteria in sediment and activated sludge were studied.
                研究了铜离子对底泥和活性污泥硝化活性的抑制作用的差异。
              • This is changeable and rapid rate of sediment production.
                这是种多变而快速的沉积作用。
              • Observe microorganism in the water and in the sediment by a microscope.
                用显微镜观察水样本和基质样本中的微生物。
              • The deposition of sediment in channels decreases the channel capacity and the flood-carrying capacity.
                泥沙淤积在河道内,减少了河槽容量和泄洪能力。
              • Suspended sediment is one of most important parameters for water quality.
                水体中悬浮泥沙的含量是最重要的水质参数之一。
              • The soil solute transport with surface runoff and sediment was greatly impacted by the soil texture and solute character.
                土壤质地和溶质性质对土壤溶质地表迁移过程有较大影响。
              • Runoff and sediment yields are greatly affected by the type of land use.
                土地利用类型不同对产流产沙的影响程度不同。
              • Finally the authors analyze the progress of evolution and development about basin sediment.
                分析了盆地沉积演化发展过程。
              • According to ADCP data and suspended sediment concentration, suspended sediment movement in the Yangtze River estuary is studied.
                摘要采用adcp实测水流资料与悬沙含量实测资料相结合的方法,对长江口悬沙运动进行分析。