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1·Railway applications - Fixed installations - Electric traction overhead contact lines.

铁路设施。固定装置。电气牵引架空接触线。

2·The problems concerning speed sensorless control in high-power electric traction drives was studied.

研究了无速度传感器控制技术在大功率电力牵引传动系统中应用问题。

3·The multifunctional electric traction brace was composed of two parts, the electronic and mechanical.

手部多功能电动牵引支具由机械和电子两部分构成。

4·Fixed railway installations. compact ducting in reinforced concrete for electric traction cables. straight units.

铁路固定装置。电气牵引电缆用嵌入钢筋混凝内的密排导管。直管构件。

5·Based on the test data of Suizhongbei electric traction substation, this paper analyzes the harmonic voltage problem.

本文根据测试数据对绥中北牵引变电所谐波电压问题进行分析。

6·A group of overload capability curve of three-phase electric traction transformer is given for use by design and operation units.

最后给出了三相牵引变压器的过载能力曲线组，供设计、运行单位使用。

7·For investigating the air pollution in double line railway tunnel by electric traction, we tested the air condition in Jundushan tunnel.

为了解电力牵引的双线铁路运营隧道空气污染状况，选择军都山隧道进行现场测试。

8·The article describes the close relation between electric traction drive and power electronic devices that improve and rely on one another.

阐述电力牵引传动与电力电子器件相互促进和相互依存的密切关系。

9·The paper analyzes the features of electromagnetic interference on electric traction of high speed railway, and puts forward the protection approaches.

本文对高速铁路电力牵引电磁干扰影响的特点进行了分析，并提出防护途径。

10·For the problem of signal current bypass with track circuit of rolling stock depot in DC electric traction sections, the paper provides measures to prevent it.

针对直流电力牵引区段车辆段轨道电路中的信号电流存在的迂回问题，提出了在工程设计中的防范措施。