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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
    In Earth and planetary sciences, sediment is a solid material made of loose particles that is transported to a new location where it is deposited [1]
  • 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
  • Sediment - National Geographic Society
    layers of gases surrounding a planet or other celestial body
  • SEDIMENT | English meaning - Cambridge Dictionary
    SEDIMENT definition: 1 a soft substance that is like a wet powder and consists of very small pieces of a solid material… Learn more
  • Sediment and Suspended Sediment | U. S. Geological Survey
    Rocks as small as tiny clay particles and larger that are moved by the water are called sediment Fast-moving water can pick up, suspend, and move larger particles more easily than slow-moving waters This is why rivers are more muddy-looking during storms—they are carrying a LOT more sediment than they carry during a low-flow period
  • Sedimentary Rocks: Types, Formation Classification
    Sedimentary rocks explained: discover how they form, their clastic, chemical, and organic types, grain sizes, structures, depositional environments, and examples
  • Sedimentology - Wikipedia
    There are four primary types of sedimentary rocks: clastics, carbonates, evaporites, and chemical Clastic rocks are composed of particles derived from the weathering and erosion of precursor rocks and consist primarily of fragmental material Clastic rocks are classified according to their predominant grain size and their composition
  • Sediment - New World Encyclopedia
    The process of deposition by settling of a suspended material is called sedimentation Sediments may be transported by the action of streams, rivers, glaciers, and wind Desert sand dunes and loess (fine, silty deposits) are examples of eolian (wind) transport and deposition
  • Sediment | U. S. Geological Survey - USGS. gov
    Official websites use gov A govwebsite belongs to an official government organization in the United States Secure gov websites use HTTPS A lock ()or https: means you’ve safely connected to the gov website Share sensitive information only on official, secure websites U S Geological Survey Science Science Explorer Biology
  • What is a sediment? - The Institute for Environmental Research and . . .
    A sediment is any particulate matter that settles out of a fluid, typically water, air, or ice These materials, ranging from microscopic clay particles to massive boulders, accumulate and can eventually lithify (harden) into sedimentary rock, preserving a record of past environments and geological processes





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