Qhov twg cov kwj deg tso cov kwj deg tshaj plaws?

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Qhov twg cov kwj deg tso cov kwj deg tshaj plaws?
Qhov twg cov kwj deg tso cov kwj deg tshaj plaws?

Video: Qhov twg cov kwj deg tso cov kwj deg tshaj plaws?

Video: Qhov twg cov kwj deg tso cov kwj deg tshaj plaws?
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Anonim

Meandering Rivers Raws li nws ntws, nws tso sediment rau txhab nyiaj uas nyob rau sab hauv ntawm qhov nkhaus (point bar deposits), thiab erode cov ntug dej nyob rau sab nraud ntawm nkhaus. Thaum tus dej nyab, nws tso cov khoom zoo rau ntawm qhov dej nyab.

Yuav ua li cas tso sediment nyob qhov twg?

Ib lub voj voog yog tsim los ntawm tus kwj lossis dej thaum nws erodes cov sediments suav nrog sab nrauv, concave bank (txiav txhab nyiaj) thiab tso cov no thiab lwm cov sediment nqes hav rau sab hauv, convex bankuas feem ntau yog qhov taw tes bar.

kwj deg kwj deg nyob qhov twg?

Vim txoj kev nqes hav ntawm tus channel, kev yaig tau zoo dua ntawm tus nqes nqes ntawm ib qho me me. Yog li ntawd, ntxiv rau kev loj hlob tom qab, cov khoov kuj maj mam tsiv mus rau hauv hav.

Yuav ua li cas yog ib feem ntawm lub meander muaj ntau deposition?

los ntawm qhov nkhaus sab nraud ntawm txhua lub voj voog khoov thiab tso rau ntawm ib qho nkhaus sab hauv txuas ntxiv mus. Qhov no ua rau tus neeg meanders loj tuaj thiab loj dua nyob rau lub sijhawm. ntws sai rau hauv cov ntu tob no thiab erodes cov khoom los ntawm tus dej ntug dej.

Kev tso nyiaj tshwm sim nyob qhov twg hauv qhov dej ntws?

Kev tawm tsam tshwm sim ntawm sab hauv ntawm qhov nruab nrab, whereas erosion tshwm sim rau sab nraud.

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