The electric switch machine is an essential part of the railway signal system and plays an important role in guaranteeing the safety of the trains and promoting the transportation efficiency.

电动转辙机是铁路信号系统的关键设备，对保障行车安全、提高运输效率具有极其重要的作用。

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The movement of the rail switch is driven by hydraulic switch machine, it has great effect on the railway transport efficiency and traffic safety.

液压转辙的可靠动作对提高铁路运输效率和保证行车安全起着至关重要的作用。

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This article introduces working principle and features of electronic switch machine, and gives the hardware and software composition of the testing system.

介绍转辙机试验台检测系统的工作原理及性能特点，给出检测系统的硬件和软件构成。

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No, this is a fancy backlit indicator, one that doesn't light up at all until you thumb the dedicated performance switch on the machine's right side.

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To make more euros you simply have to convince Germany to let Europe throw the switch on the money making machine.

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Spectators watch the proceedings behind soundproof glass, and receive audio on a 40-second delay so that a court security officer can switch on a white noise machine while classified information is being discussed.

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