Switch is one of track 's weak links is the key equipment in high-speed railway is an important factor to control train speed .

道岔是轨道结构的薄弱环节之一，是高速铁路线路的关键设备，是控制 行车速度的重要因素。

You switch on your pc you travel to websites without taking a train to London or anywhere .

你 打开你的电脑，你旅行在各网站不用乘 火车，到伦敦或任何地方。

Unballasted switch structure on viaduct is complex . While high-speed train passing high-speed train unballasted switch and viaduct have interaction and impact .

桥上无砟轨道无缝 道岔结构受力复杂，当高速 列车通过时，高速列车、无砟道岔和桥梁之间相互作用和影响，构成了高速铁路车辆-无砟道岔-高架桥梁耦合系统。

Leakage protection for switch cubicles of subway train DC supply

地铁直流1500V 开关柜框架泄漏保护探讨

It is related to the train speed train speed are the work of one of the key influencing factors while the railway switch structure and manufacturing quality also affect the smooth running of the train and safety .

其中铁路道岔是最薄弱的环节之一，它关系到列车的通过速度，是火车提速工作中关键影响因素之一，同时铁路 道岔的结构和制造质量又影响着 列车运行的平稳性和安全性。

The development of high speed welded switch is taken for reducing the dynamic response of high-speed train while the train is passing through switch .

列车通过高速道岔时，为减小高速 列车的动力响应，研发了高速无缝 道岔结构。

Train track occupancy recognition is to determine if the train is passing over a switch and to supply reliable information for train positioning system and train control system .

列车轨道占用识别目的是在平行的多轨道区域识别列车所 占用的轨道信息，为 列车定位子系统或控制系统提供可靠的信息。

Moreover the train may perform reciprocating motion along the track during the positioning operation and the switch effect of the train running resistance will be appeared .

另一方面，在定位作业过程中，列车可沿轨道往复运动， 列车运行阻力会出现 开关效应。

Ignition cable ; Control cable sets ; Switch cabinet ; Electrical & hand coupler for vehicles . The train station and make it fast .

汽车点火线束；大中型机械控制线束； 开关 控制箱；有轨机车电气/手动联接器。到 火车站，开快点。

The electric point switch is an important electrical signal equipment that is often used in train system .

电动 转辙 机 是 铁路系统中常用的一种重要电气信号设备。

This will help you switch the focus of your sit-up to the lowering motion which will train your muscles in a different fashion .

这样会帮助你将 仰卧起坐的重点放在下降的动作上，这样是通过另一种方式来 锻炼你的肌肉。

Many devices in the modern electrical engineering field contain moving conductors such as the electric machine electromagnetic switch coil gun maglev train and so on . To analyze and optimize their parameters the electromagnetic field in these devices must be calculated .

现代电气工程领域应用的许多设备都包含运动的导体，如电机、电磁 开关、电磁线圈炮、磁悬浮 列车等，对这些设备进行参数分析和优化设计都离不开对其中的电磁场进行求解。

Now each track section will switch on and off at a very fast rate which will propel the train .

现在，每条铁轨都以极快的速度 打开或关掉，这将驱动 列车。

Research of Zero-Voltage-Soft - Switch Technology of Maglev Train Chopper

磁悬浮 列车斩波器的零电压软 开关技术研究

When one of the bus has fault the system can switch to another one to receive date so it could meet the reliability requirements of train communication network .

当一条总线故障时，系统可以 切换到另外一条总线接收数据，满足 列车网络的可靠性要求。

Undaunted and determined to get to work I decided to take the train uptown several stops and then switch back to the downtown train .

当时一心想要上班，于是我决定 坐 火车。先坐几站到城镇然后再 转坐到市区。