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- Finally combine calculate of electrical railway analyze disbennifit effect for a large number of Huang pump station and propose improved method. 最后结合电铁谐波及负序分量对铁路沿线大量的扬黄泵站电动机的不利影响及可能采取的措施进行了工程计算分析。
- Experimental and simulation results prove the validity of the proposed single-phase hybrid active power filter;it can satisfy the need of electrical railway system commendably. 仿真和实验结果表明这种新型单相注入式混合有源电力滤波器可靠性较高,满足电气化铁路所带电力机车等冲击性负荷的要求,可获得良好的滤波效果。
- You must have been round the twist to walk across the electric railway tracks. 你一定疯了, 竟穿越那条电气化列车轨道。
- The Overhead Catenary System(OCS) is an important device of the power-supplying equipment for electrical railway, and it is also one of the equipment which are apt to produce fault of the electrical locomotive. 接触网是电气化铁道的主要供电设备,也是最容易发生问题的设备之一。
- Especially in electrical railway, because of tractor locomotives' to and fro and particularity of electrical load, it is always hard to superpose multi-tractors' harmonics currents. 具体到电气化铁路运输方面,由于牵引机车的往复和电气负荷的特殊性,对多机车负荷系统谐波电流的叠加一直是一个难以确定的课题。大量的专家和学者在这方面做出了长期的努力。
- At present, the power source of electric railway locomotive is the 25KV AC which provide by the stagger. 目前,我国电气化铁路运行的电力机车所使用的电源,是接触网提供的25KV单相交流电。
- Tama, a 9-year-old cat in a western Japanese town, was appointed by Wakayama Electric Railway as master of an unmanned train station. 日本和歌山电气铁路公司任命名为"阿玉"的9岁花猫为一个无人售票车站站长。
- Tama,a 9-year-old cat in a western Japanese town,was appointed by Wakayama Electric Railway as master of an unmanned train station. 日本和歌山电气铁路公司任命名为“阿玉”的9岁花猫为一个无人售票车站站长。
- The damper parameter of TSG3 pantograph was calculated by this program, and it has been applied to many electric railway lines. 特别是对TSG3受电弓的阻尼分析已成功地运用于实践,取得了很好的经济效益。
- The German company Siemens is currently working together with a local company in Thailand to construct another electric railway in Bangkok, which is 23 kilometers. 德国的西门子公司目前与泰国当地的一家公司合作,正在曼谷进行铺设另一条长达23公里的电子火车工程。
- The acceleration of electrization railway transportation has put forward muchhigher security reliability request in traction power supply system and equipments. 电气化铁道运输提速,对牵引供电系统及设备提出了更高的安全可靠性要求。
- The construction space for Gonghe cable-stayed bridge is not enough because it crosses over the main Hada electric railway which is under reconstruction. 沈阳市公和斜拉桥横跨铁路主干线,加上哈大电气化铁路改造等原因,导致桥下施工净空不足。
- QIAN Jian-hua,CHEN Bai-chao.The application of reactive power compensator on magnetic-valve controllable reactor in electric railway[J].Proceedings of the EPSA,2003,15(2):66-70. [2]钱建华;陈柏超.;基于磁阀式可控电抗器的无功补偿系统[J]
- You must have been round the twist to walk across the electric railways tracks. 你一定发疯了,竟穿越那条电动列车轨道。
- His clinic is near the newly-built railway station. 他的诊所在新建的火车站附近。
- Be he a civil engineer or an electrical engineer? 他是土木工程师还是电气工程师?
- It takes a lot of labor to build a railway. 修筑一条铁路要花费许多劳动力。
- The gifts to him would have filled a railway car. 送给他的礼物将会装满一节火车车皮。
- There are some electrical apparatus in the room. 房间里有些电器。
- A new railway will be built there next year. 一条新的铁路将于明年在那里兴建。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries