英德
有道
百度
谷歌
图片
维基
百科
直流牵引 [zhí liú qiān yǐn]
DC traction
- 摘要介绍了地铁直流牵引供电系统框架泄漏保护的优化设计方案。
This paper mainly introduces an optimum design scheme for the frame leakage current protection of DC traction power supply system in metro engineering. - 摘要通过分析，阐述了直流牵引变电所内的整流器不必设置逆流保护的理由。
The reasons why reverse current protection is not necessary in rectifiers of direct current traction substation are described. - 摘要介绍直流牵引供电系统中直流馈线DDL保护的动作原理，以及保护参数的设定原则，并举例说明。
The behavior principle of DDL protection for DC feeder in DC traction current supply system and the setting principle of protection parameters are introduced and illustrative examples are given.
 |
 |
 |
 |
 |
 |
 |
中国词汇量第二的英语词典
更多精彩，登录后发现......
