Then the double closed control circuits of this system are analyzed.

分析了双闭环控制回路。

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This paper proposes a new approach to the design of relay logic control circuits.

提出了一种继电器控制逻辑设计的新方法。

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Ashby was an engineer interested in nonlinear control circuits and the virtues of positive feedback loops.

阿什比是一位工程师，他对非线性控制电路和主动反馈回路的优点感兴趣。

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Ephrins are believed to control the growth of nerve cells necessary to help form proper circuits within the spinal cord.

BBC: Discovery prompts spinal cord hope

Adding cape plug-in boards to the popular and expandable BeagleBone computer that is used as a development kit allows hobbyists and developers to quickly and easily augment BeagleBone's capabilities with LCD screens, motor control and battery power as well as the ability to create their own circuits.

ENGADGET: BeagleBone gets plenty of expansion options with new 'cape' add-ons

Dr Lin is already testing a waveguide designed to steer light with a wavelength of 1.5 microns, and he is also working on three-dimensional waveguides made of silicon, which will provide almost total control over the path the light takes, and make really complex optical circuits possible.

ECONOMIST: New-age crystals