gravel flow packed liner completion 循环砾石充填衬管完井
flow gravel pack 循环法砾石充填
flow-type gravel packing 循环式砾石充填
flow-packed gravel liner 液流填充砾石衬管
The water was always laden with pebbles, gravel, and sand, known as glacial outwash, that was deposited as the flow slowed down.
水里总是遍布鹅卵石、砾石和沙子——它们被称为冰水沉积，是在水流减缓时沉积下来的。
Sediment as you know, is material like sand, gravel, fossil fragments that is transported by natural processes like wind, water flow or the movement of glaciers.
如你所知，沉积物是通过风、水流或冰川运动等自然过程输送的物质，如沙子、砾石、化石碎片等。
To a certain extent, the water began to penetrate the pyramids area around the gravel and continue eastward flow.
到了一定程度后，水流开始从金字塔周围的沙砾区渗透，继续向东流动。
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