sediment
英 [ˈsedɪmənt]
美 [ˈsedɪmənt]
n. 沉淀物; 沉积物
复数：sediments
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 - 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.- 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。 - ...ocean sediments.
海洋沉淀物
- Many organisms that die in the sea are soon buried by sediment.
英英释义
noun
- matter that has been deposited by some natural process
verb
- settle as sediment
- deposit as a sediment
双语例句
- 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。 - The biggest ecological impact could be less sediment swept downstream as silt accumulates in the reservoirs.
大坝最大的生态影响可能是使流往下游的沉积物变少了，因为淤泥都聚集在水库里。 - 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 experiment results are meaningful for quantifying runoff and sediment reduction and deepening soil erosion mechanical process also.
研究结果对定量评价草被减流减沙作用和深化土壤侵蚀力学过程有一定的参考意义。 - Erosion and sediment yield process of soil dumped by people have been analyzed by simulated rainfall experiments.
通过人工模拟降雨实验，研究分析了强降雨条件下人为弃土的侵蚀产沙量及侵蚀过程。 - 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。 - Use the microscope to study microorganisms in the water and in the sediment.
用显微镜观察水中和砂泥中的微生物的种类及密度。 - In mobile bed experiments, the measurement of sediment concentration needs to be real-time and accurate.
动床河工模型试验中，需要对泥沙浓度进行实时和精确的测量。 - This model introduces a concept of unsaturated sediment transport, reflecting the variation of rill erosion along the distance.
该模型引入了非饱和输沙的概念，能够反映沿程细沟侵蚀的变化规律。 - The impact of environmental factors on cod, tn, tp release from sediment
环境因子对底泥释放COD、TN和TP的影响研究