试验分析认为,水流流态,壁面粗糙度和壁面曲率对边界层特性有明显的影响。
Analytical results show that the now pattern, wall roughness and wall curvature have obviously effect on the boundary layer hydraulic characteristics.
由于泥沙的沉积,河床抬升,水深变小,水流速度场在整个堆积扇上明显增大,并在三角洲前缘出现明显的绕岛环流和河流分叉现象。
The water depth reduced due to deposition, the water flow velocity upon the alluvial sector increased obviously and at the front of the delta exists currents around the sand bar.
室内和实海挂片失重测试比较结果表明,海水流动能够加快A3钢在海水中的腐蚀速度,腐蚀初期尤其明显。
Results of weight loss in lab and field site show that corrosion rate of A3 steel can be accelerated flow of seawater, especially in the initial stage.
水工模型试验表明,这种构筑物对于改善河道行洪口门的水流流态具有明显的效果。
It is demonstrated from the hydraulic modeling that the structure has an obvious effect on the improvement of flow pattern near the river opening for flood discharge.
试验研究表明,改进后的前池水流流态明显改善,水泵运行效率得到提高,并有效减少了前池的泥沙淤积。
The test shows the flow in the modified forebay is remarkably improved, the efficiency of the pump raised and the sludge deposit reduced.
并非所有的漫滩洪水都具有淤滩刷槽作用,研究认为,对中低含沙洪水,只要当洪水流量达平滩流量的1.5倍以上,黄河主槽才出现明显冲刷。
It deems through study that the main channel of the Yellow River will be obviously scoured only when flood discharge reaches to 1.5 times of bankfull discharge.
分析了地下水渗流对传热过程的影响,结果表明地下水流动对原温度场的影响明显,而且地下水流速越高影响越大。
The results indicate that groundwater flow has notable effects on original temperature field and that the higher the groundwater velocity is, the larger the effect is.
渐渐地,河道变宽了,河岸扩展了,河水流得更平稳了。最后,河水流入了海洋,不再有明显的间断和停顿,而后便毫无痛苦地摆脱了自身的存在。
Gradually the river grows wider, the Banks recede, the waters flow more quietly, and in the end, without any visible break, they become merged in the sea, and painlessly lose their individual being.
然而对水流言,在风及阳光等持续地吹,持续地照射下,水量似乎没有明显的减少。
Under the continuous condition of wind blowing and sunlight casting, water flow appears to reduce less.
渐渐地,河道变宽了,河岸扩展了,河水流得更平稳了。最后,没有明显的间断,河水流入了海洋,毫无痛苦地摆脱了自身的存在。
Gradually the river grows Wilder, the Banks recede, the waters flow more quietly, and in the end, without any visible break, they become merged in the sea, and painlessly lose their individual being.
盐巴全都落入水中打湿了,其中一部分盐已经溶化,被水流冲走,所以,当他再次驮起盐巴,驴发现自己的担子明显轻了很多。
The salt got thoroughly wetted and much of it melted and drained away, so that, when he got on his legs again, the Ass found his load had become much less heavy.
渐渐地,河道变宽了,河岸扩展了,河水流得平稳了。最后,河水流入了海洋,不再有明显的间断和停顿,而后便毫无痛苦地摆脱了自身的存在。
Gradually the river grows wider, the Banks recede, the water flow more quietly, and in the end, without any visible break, they become merged in the sea, and painlessly lose their individual being.
该设备依据入选矿物比重差和在往复不对称运动并呈倾斜的床面横向水流中的分层性能进行选别。具有不同比重矿物在床面上分带明显,精矿质量高,操作和调节方便等特点。
The device is based on the proportion of selected minerals deviation and asymmetry in the reciprocating movement and tilt of the bed was horizontal flow in layered performance of sorting.
该设备依据入选矿物比重差和在往复不对称运动并呈倾斜的床面横向水流中的分层性能进行选别。具有不同比重矿物在床面上分带明显,精矿质量高,操作和调节方便等特点。
The device is based on the proportion of selected minerals deviation and asymmetry in the reciprocating movement and tilt of the bed was horizontal flow in layered performance of sorting.
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