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sediment    音标拼音: [s'ɛdəmənt]
n. 沉淀物,沉积

沈淀物,沈积

sediment
n 1: matter that has been deposited by some natural process
[synonym: {sediment}, {deposit}]
v 1: deposit as a sediment
2: settle as sediment

Sediment \Sed"i*ment\, n. [F. s['e]diment, L. sedimentum a
settling, fr. sedere to sit, to settle. See {Sit}.]
1. The matter which subsides to the bottom, from water or any
other liquid; settlings; lees; dregs.
[1913 Webster]

2. (Geol.) The material of which sedimentary rocks are
formed.
[1913 Webster]


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  • Sediment - Wikipedia
    It occurs naturally and, through the processes of weathering and erosion, is broken down and subsequently transported by the action of wind, water, or ice or by the force of gravity acting on the particles
  • Sediment - National Geographic Society
    Sediment is solid material that is moved and deposited in a new location Sediment can consist of rocks and minerals, as well as the remains of plants and animals
  • SEDIMENT Definition Meaning - Merriam-Webster
    The meaning of SEDIMENT is the matter that settles to the bottom of a liquid How to use sediment in a sentence
  • Sediments | US EPA
    Deposited and bedded sediment (DBS) refers to mineral and organic particles that settle out of the water column and either collect on the streambed (Figure 3) or travel by rolling along the streambed DBS includes surficial and deeper deposits and bedded layers within the depths used by organisms
  • Sedimentation | Process, Types Effects | Britannica
    sedimentation, in the geological sciences, process of deposition of a solid material from a state of suspension or solution in a fluid (usually air or water)
  • Sediment and Suspended Sediment | U. S. Geological Survey
    In nature, water is never totally clear, especially in surface water (like rivers lakes) It may have dissolved suspended materials that impart color or affect transparency (aka turbidity) Suspended sediment is an important factor in determining water quality appearance
  • Sedimentation | NASA Earthdata
    Sediment refers to particles of loose material that usually form from the erosion of rocks These particles are often transported by air and water processes such as river flows, wind, floods, and storms Human-driven processes, such as deforestation and urban development, can also loosen sediments and cause them to wash away
  • What Is Sediment: A Comprehensive Guide - racoman. com
    Sediment is a common term that refers to the particles of organic or inorganic matter that are transported by wind, water, or ice and settle at the bottom of bodies of water or on land Understanding sediment is critical, not only for environmental science but also for various human activities
  • What is a sediment? - The Institute for Environmental Research and . . .
    Sediment is primarily mineral matter deposited by water, wind, or ice Soil, on the other hand, is a complex mixture of mineral matter, organic matter, water, and air, supporting plant life
  • Sedimentary Rocks | Types, Classification, Properties, Formation
    Sediments are fragments of rocks, minerals, organic material, and even chemical precipitates that have been weathered and eroded from pre-existing rocks and then deposited in different environments, such as rivers, oceans, deserts, and lakes





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