下游

The vortex dissipation began at the position of 75% tip chord length, extended to the downstream of the rotor in a slant line contrary to the rotor's rotation direction, and disappeared at 65% tip chord length of the downstream of the rotor exit.

叶尖涡随后逐渐向压力面移动；叶尖涡从75%叶顶弦长位置至转子下游逐渐耗散，沿着一条与叶轮旋向相反的斜线向转子下游发展，大致持续到转子下游65%叶顶弦长位置。

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WYMV was mainly distributed around the middle-lower reaches of the Yangtze and its tributaries including Qingyi River and Dadu river, and around the middle-lower reaches of the Yellow River and its tributaries including Weihe River and Huaihe river.

小麦黄花叶病主要分布于长江中、下游及其支流大渡河、青衣江，黄河中、下游及其支流渭河流域、淮河流域。

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The construction of a dam influences downstream channel stability in two ways.

水坝的建设在两个方面影响下游河道的稳定.

词典精选例句

Additionally, the TGP can also supply reliable clean energy to the middle and lower regions, it is also favorable for atmospheric environment improvement, and can help to increase the navigation capability of the river course in the middle and lower Yangtze during dry season.

此外三峡工程还可向中下游地区提供可靠的清洁能源，有利于改善大气环境；帮助提高中下游河道每年枯水季的通航能力；

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The practice showed that the interior energy dissipator can play an positive role in improving the downstream flow patter of dam, protecting downstream environment and guaranteeing the stability of downstream side-slope. Based on the comprehensive consideration, the gyrating-flow energy dissipator has much better.

实践表明，内消能工对改善大坝下游水流流态，保护下游环境，保障下游边坡稳定等有积极作用，综合考虑，旋流式消能工具有较大优越性。

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We had drifted downstream.

我们漂向了下游。

《柯林斯高阶英汉双解学习词典》

The results show that the four failure modes were ranked from highest to lowest effect: slip along the foundation, non-uniform distributions of stress, tension crack of the floodgate heel in the upper stream and compression failure of the floodgate toe in the downstream line.

由计算结果看出，水闸闸室沿闸基面滑动为水闸的最主要失效模式，上下游应力不均匀、上游闸踵拉裂、下游闸趾压坏为次要失效模式。

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We went to the temple of Atlantis and saw it by moonlight.

我们去了亚特兰蒂斯神殿，在月光下游览了一番。

《柯林斯高阶英汉双解学习词典》

We often divide a river into three parts, that is the upper, middle and lower reaches.

我们经常把一条河分成三部分:上游 、 中游和下游.

《简明英汉词典》

They paddled down the river in a canoe.

他们坐在独木舟上向下游划去.

《简明英汉词典》

Cologne is not so very far down-river from Mainz.

科隆在离美因茨并不遥远的下游方向。

《柯林斯高阶英汉双解学习词典》

The lower valley of the river is often flooded.

该河下游区域常遭洪水.

词典精选例句

Ever coursing downward and ever renewed from above?

总是从上游流来又向下游流去 么 ?

名作英译部分

Eels have been on the feed in the Lower Thames.

鳗鱼在泰晤士河下游寻食.

《简明英汉词典》

By 09.30 we had cast off and were heading down-river.

9点30分时我们就解缆向下游出发了。

《柯林斯高阶英汉双解学习词典》

As the river flows downwards , it widens.

这条河愈到下游愈宽.

《现代汉英综合大词典》

In the experiment, the overflowing ability of gate, wing wall in the upstream and downstream of gate room, the rationality of plane distribution of diversion dike and protected bond range, and the rationality of distributing facilities for energy dissipation and erosion protection are studied.

试验对闸的过流能力、闸室上下游翼墙、导流堤的平面布置以及闸室上下游护砌范围的合理性、闸下消能防冲设施布置的合理性等进行了研究。

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Boiler shop, with its importance and particularity of high temperature and highpressure and easy to cause the fluctuations of following devices, is the production unitto supply energy in Jilin Petrochemical Co..

锅炉车间是吉林石化公司西部区域一个为下游装置提供能源供应的车间单元，有其高温高压以及易引起下游装置波动的重要性和特殊性。

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Being expressed by spatial temperature difference distribution of mixing efficiency and using Reynolds similarity method, analytical solution of radial convection diffusion coefficient ε r of a point source flowing in a pipe is gained, and it is in good agreement with HGD mixing test data.

用流体温度空间分布的方差表示混合效果，通过雷诺比拟方法求得在点热源下游流动流体的径向扩散系数解析解，与在模拟热气导管内的点热源下游流动流体的扩散混合实验的结果相符合。

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The experimental results indicate that there is a strong flow turbulence region each in the middle of section ⅵ near the downstream of the geometrical throat and in the section ⅳ downstream of the lip flow separation separately.

实验结果表明，在唇口分离区再附着点下游的靠近唇口壁面和在几何喉道下游邻近的通道截面中部，各有一个强的气流总压脉动区，其最大紊流度达0.0825；

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Thames on many bridges the lower reaches the one at the most.

泰晤士上诸多桥梁中位于最下游的一座.

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The PR density was higher in the downstream and biomass was higher in the upstream.

而捕食者在整个流域内的密度上游小于下游,生物量却是上游大于下游.

网络文摘精选

Downstream the river twists and turns a lot.

这条河的下游弯弯曲曲.

《简明英汉词典》

Aiming at the construction design flood of planned projects at the downstream of cascade reservoirs, a optimum design method which decreased the construction diversion discharge of the downstream cascade reservoirs through regulating the upstream constructed reservoirs' flood is proposed.

针对梯级水库下游拟建工程的施工设计洪水问题，研究利用上游己建梯级水库减小梯级水库下游工程施工导流流量的优化设计方法。

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They hired a boat and went for a row down the river.

他们租了条小船,划向河的下游.

《简明英汉词典》

The floodgate may be regarded as a series system with four main failures modes including slip along the foundation, compression failure of the floodgate toe in the downstream line, tension crack of the floodgate heel in the upper stream and non-uniform stress distributions.

软基上的水闸可看成由4种主要失效模式（沿闸基面的滑动、下游闸趾压坏、上游闸踵拉裂和上下游应力不均匀）所组成的串联体系。

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The lower reaches of the river are navigable for steamers.

这河的下游能够行驶轮船.

《现代汉英综合大词典》

The movement spread down the Rhine.

运动沿着莱茵河往下游地区蔓延开来.

《简明英汉词典》

Communities downstream have been alerted.

下游的社区已经接到了预警。

《柯林斯高阶英汉双解学习词典》

At selecting factors influencing the water level of Luoshan, flood fluctuation rate is reflected by the preceding discharge process in upper station and this station, and backwater effect is reflected by the level of the lower station.

选取模型影响因子时，用上游站点及本站的前期流量过程反映洪水涨落率、下游站点水位反映下游变动回水的顶托作用。

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