At present, speed increasing of electric locomotives is the key of our research.
电力机车速度的提高既是当前的研究重点也是热点。
The development process and functions of a "Compiling expert system" for welding technology on electric locomotives are described.
介绍一种用于电力机车的焊接工艺制定专家系统的开发过程及功能。
With its utilitarian green carriages and electric locomotives, the train itself, unlike its illustrious predecessor, is also no beauty.
列车的车厢是实用的绿皮车，用电气车头牵引，火车本身也不像它的前辈那样赏心悦目。
It introduces a new emergency driving mode used for AC drive electric locomotives and presents its working principles and application.
文章引入交流传动电力机车所采用的一种全新的应急驾驶模式，介绍其工作原理及应用情况。
The distribution of the harmonic current of electric locomotives in double traction feeders, which are shunted at their ends, is analyzed in the paper.
本文分析了电力机车谐波电流在一般复线末端并联供电牵引网中的分布。
Slide is the key component on the electric locomotives. At the present time, most of high-speed electric locomotives slides are imported from overseas.
碳滑板是电力机车关键零部件，目前我国高速电力机车滑板绝大部分从国外进口。
It is suitable for all kinds of Accumulator Cell Forklifts, tourist cars, electric locomotives and low-voltage Accumulator Cell locomotives for mineral use.
本产品适用于各类电瓶叉车、电瓶拖车、旅游车、电动汽车以及低电压矿用蓄电池电机车等。
Our company can make these kinds of basic products as follows: Mining Explosion-Proof diesel locomotive, and common diesel and electric locomotives and wagons.
本公司生产基本产品：矿用防爆柴油机钢轮普轨机车、工矿内燃机车、各类矿车等。
Along this line 20,000-ton coal trains can reach a length of over 7 km pulled by powerful electric locomotives over an extra heavy duty track and driving down operating costs.
大秦线上运行的两万吨运煤列车长度可达7公里，由大功率电力机车牵引，大大降低了运营成本。
Caterpillar is the world's leading manufacturer of construction and mining equipment, diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives.
卡特彼勒协助是建筑工程机械、矿用设备、柴油和天然气发动机、工业用燃气轮机以及电传动内燃机车领域的全球领先企业。
The measures of improving locomotive structural design and electric compensation may be taken to raise the utilization factor of adhesive weight of electric locomotives above 94%.
采用机车的结构设计及电气补偿两项措施，可使电力机车的粘着重量利用率增至94%以上。
Based on the problems existed in application and mechanical design for present electric locomotives, discusses the design of locomotive frame, wheel pair, spring tray and driving unit.
从现用工矿电机车机械设计及应用中存在的问题，对车架、轮对、弹簧托架、传动装置的设计方面进行了探讨。
This paper presents the characters of wire thread insert, and discusses with emphasis the application of it on electric locomotives parts, such as aluminium alloy copings and motor suspension.
文章介绍了钢丝螺套技术的特点，着重探讨了钢丝螺套在电力机车铝合金顶盖、电机吊座等部件上的应用。
In order to measure accurately the load of electric locomotives and short circuit current, the secondary side of CTs connected with catenary and feeder should be connected in differential mode.
为了准确反映电力机车的负载电流或短路电流，应将接触导线和正馈线上的电流互感器次边差接。
About Caterpillar Inc. Caterpillar is the world's leading manufacturer of construction and mining equipment, diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives.
关于卡特彼勒公司卡特彼勒是建筑机械、矿用设备、柴油和天然气发动机，工业用燃气轮机以及柴油电动机车领域的全球领先制造商。
My only regret is that steam locomotives in Namibia puffed their last in 1960, replaced by diesel-electric engines.
我唯一的遗憾是，在纳米比亚蒸汽火车在1960年就停运了，取而代之的是柴油-电器动力的火车头。
Rail locomotives powered from an external source of electricity or by electric accumulators.
铁道电力机车，由外部电力或蓄电池驱动。
Here are the nine most powerful locomotives in the world, almost all electric.
以下是九台世界最强大的火车头，它们几乎全部是用电力驱动的。
Beginning in 1925 the plant had begun to use gas and electric welding in the production of steam locomotives.
从1925年开始工厂开始在蒸汽机车的生产中使用电焊和气焊。
Beginning in 1925 the plant had begun to use gas and electric welding in the production of steam locomotives.
从1925年开始工厂开始在蒸汽机车的生产中使用电焊和气焊。
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