Moog valves contain either a mechanical or electrical feedback mechanism.

穆格阀包含一个机械或电反馈机制。

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The thermostat generates signals, usually electrical, to activate relays, valves, switches, and so on when the temperature rises above or falls Below the desired value.

恒温器包括继电器、阀门、电门等，当恒温器高于或低于所需的数值时，恒温器就发出信号，通常为电信号。

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Mr Asahi's movements involve some serious animatronics, developed with the use of compressed air, controlled and regulated through various valves and electrical switching mechanisms via a PC.

朝日先生的动作涉及到一些重要的电子动画技术开发，通过微机控制和调节不同的阀门和电子开关，利用压缩空气产生机器人的动作。

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But due diligence for Summa--which makes plastic components like filters, valves and conveyor belts for lighting, electrical devices and food processing--is a devotional exercise.

FORBES: The Race To Embrace

But due diligence for Summa--which makes such plastic components as filters, valves and conveyor belts for lighting, electrical devices and food processing--is a devotional exercise.

FORBES: The Race To Embrace

Focus instead on the next wave of potential computer miscreants -- criminals who can penetrate corporate computer systems to turn valves, start pumps or surge power at factories or electrical plants.

CNN: Inside a government computer attack exercise