查询词典 surge

Then the computing method of water level surge of air cushion surge chamber is acquired.

从而得到气垫式调压室的水位涌浪的计算办法。

Secondly, a lot of electrical equipment in substations (esp. transformers) is very sensitive to the steepness of lightning surge. At present, more and more research data indicate that impact corona is a crucial factor to attenuation and distortion of lightning surge.

其次，变电站的电气设备，特别是变压器，对于沿线路袭来的雷电入侵波陡度十分敏感，而最近越来越多的研究资料表明：入侵波沿导线传播过程中发生衰减和畸变的关键因素是冲击电晕。

House prices usually surge in April, and this April the surge was disappointing enough to be reported as a fall.

房价通常会在4月份答复上涨，而今年4月的涨幅如此令人失望，足以让人做出下跌的报道了。

The result shows that, with less effect on differential performance, surge amplitude, and decay rate of the surge tank, the arrangement of interconnecting holes at rational positions with proper sizes can effectively decrease the differential pressure on breast wall (from over 30 m down to 20 m below) and ensure the safe operation of the surge tank, and it is beneficial to gate control.

结果表明，在保证了调压室的差动性能、涌浪幅度和衰减速度的同时，在胸墙上设置位置和尺寸合理的连通孔，可以有效降低胸墙结构承受的压差，由超过30m的较大压差降低至20m以下，保证调压室的安全稳定运行，且有利于闸门的控制。

Based on the differential surge tank commonly used in long-distance diversion hydropower stations, in which interconnecting holes with rational cross sectional area were arranged at different elevations of breast wall between outer chamber and gate shaft used as a riser, a study was made on the influences of interconnecting holes on the differential performance and differential pressure of the surge tank, and further surge analysis was performed through a case study.

对于长引水式水电站常用的差动式调压室，分析了其兼作升管的闸门井和大井之间的胸墙在不同高程上布置的面积合理的连通孔，对调压室的差动性能和压差的影响，并结合实际算例进行涌浪分析。

Combined with the surge-chamber ground swell calculation of some plants, get the numerical value of the influence of the superimposition and the superpose time; From the calculation of the plate pressure difference of the throttled surge chamber, analyze the numerical value of the influence of the superimposition on it.Chapter 5: Based on the analytic calculation of water hammer, indicate the linear pressure distribution in the diversion pipe system and the calculation operation of its maximum numerical value, combined with some project instances, analyze the the influence of the superimposition on it behind and before the surge-chamber.Chapter 6: Summarize the whole paper, and present the future research directions and emphasis.

结合具体电站的调压室涌浪计算，得到波动叠加带来的影响大小及叠加时间；并从阻抗式调压室底板压差的计算出发，分析波动叠加对底板压差的影响大小及叠加时间；第5章，在前人对水击压力的解析计算的基础上，阐述水电站引水发电系统中水击压力分布及其最大压力对应的计算工况，结合工程实例，分析调压室前后，波动叠加对沿程压力分布的影响及其大小；第6章，总结全文，提出今后研究的重点和方向。

The comparison with the conventional surge tank for a hydropower station with long tailrace tunnel shows that the damping type surge tank with air hole possesses the advantage of higher minimum water level in surge tank with little variation of negative pressure at the outlet of spiral case.

以西南地区带有尾水调压室的某大型水电站为例进行制气式和常规开敞式两种调压室方案的比较计算，计算结果表明，采用制气式调压室可使蜗壳出口最低负压并没有显著变化的同时提高调压室的最低水位，从而减小工程量，节约投资。

The research results of the above have preferably solved the hot point problems discussed and studied in the process of the calculation of water diversion system unsteady flow of air cushion surge chamber, offer theoretical basis to accuracy calculation and reasonable design of air cushion surge chamber, and are helpful to make air cushion surge chamber more popularized in our country.

上述几方面内容的创新点就在于，实现了对气垫式调压室过渡过程的全面系统的研究，较好地解决了设有气垫式调压室的引水系统非恒定流计算过程中一直处于讨论、研究阶段的热点问题，为准确计算、合理设计气垫式调压室提供了理论依据，对加速推广气垫式调压室在我国的应用有很大帮助。

Air cushion surge chamber can also be named pneumatic surge chamber. The first air cushion surge chamber in the world was built in Driva water power plant in Norway in 1973. In our country, the proper application and research on the subject of air cushion surge chamber started at the end of last century or the beginning of this country.

气垫式调压室又称气压式调压室，世界上第一座气垫式调压室是在挪威的Driva水电站建成于1973年，在我国，真正意义上的气垫式调压室应用和研究工作起始于上世纪末，本世纪初。

The simulation shows that the major impact factor on storm surge is the change of the area due to reclamation. The factor of elevated topography due to reclamation is minor. After the reclamation, the extreme high level of storm surge is increased by 1.85~0.09m, decreasing from tail to mouth in Hangzhou Bay. After the planned reclamation, storm surge increases as a whole. The increased peak value is 0.25m at the center of Hangzhou Bay.

结果表明，围涂引起的平面边界改变是影响杭州湾风暴潮的主要因素，围涂引起的地形抬升的影响是次要因素；已有围涂使杭州湾极端风暴高潮位抬升1.85~0.09m，抬升幅度由湾顶向湾口递减；规划围涂后，杭州湾风暴高潮位总体抬升，抬升值最大的湾中部为0.25m。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了