1.
on the other hand, the upwind sand source supply is also a main factor influencing gobi bed arresting or transporting sands.
而上风向沙源的供给状况又是决定砾石床面阻沙和导沙的主要因素。
2.
surface gravel pack
地面倾倒式砾石充填
3.
To apply a surface of rock fragments or pebbles to.
用砂砾铺覆以岩石碎片或卵石的表面
4.
The car bumped on the uneven surface of the gravel road.
汽车在高低不平的砾石路面上颠簸着。
5.
Study on Nitrogen Wipped off from Polluted River Water by Gravel Riverbed;
砾石河床对水体中氮的去除效果试验研究
6.
Birds scratch, and some eat stones and grit.
鸟用爪抓地面，，有些甚至啄食石块和沙砾。
7.
Design of the Highest Elevation Embankment Dam With Concrete Face Slab in China
国内海拔最高的混凝土面板沙砾石坝设计
8.
Reliability Analysis on Seepage Stability of Concrete Face Sand-Gravel Dam;
混凝土面板砂砾石坝渗透稳定的可靠性分析
9.
Research on the Graded Gravel for Flexible Base of Asphalt Pavement Structure in Tibet
西藏级配砾石柔性基层沥青路面结构研究
10.
Research on abnormal seepage and failure mechanism of faced rockfill dam
面板砂砾石坝异常渗流及破坏机制探讨
11.
3D finite element analysis on Siping Concrete Face Sand-gravel-fill Dam
寺坪砂砾石面板坝的三维有限元计算分析
12.
Potholes are developed in the solid rock of the bed by pebbles and boulders swirling around in eddy currents.
坚固的岩石床由于旋涡中盘旋的卵石和巨砾形成很多锅穴。
13.
A rock consisting of pebbles and gravel embedded in cement.
砾岩由水泥固结的卵石和砾石形成的砾岩
14.
The riverbed contained by the dike was deep and broad, lined with iron-grey shingle.
被高堤嵌住的河床又宽又深，满盛着一川铁灰色的砾石。
15.
Prediction and experiment for α wave equilibrium sand bed height in horizontal well gravel-packing based on equilibrium velocity
基于平衡流速的水平井砾石充填α波砂床平衡高度预测与试验
16.
Effects of Gravel on Water Retention Capability of Purple Gravelly Soils in a Hilly Area
砾石对丘陵紫色砾质土持水性的影响
17.
Study on Water Retention Capability of Purple Rock Fragment Soils in Hills
丘陵紫色砾质土/砾石土持水性研究
18.
Gravel is an unconsolidated mixture of rock fragments or pebbles.
砂砾是砾石岩石碎片或卵石的松散的混合物。