The problems in leakage protection and executive circuit of synthetical protection set in coal electric drill have been analyzed and calculated.

通过分析和计算说明老式煤电钻综合保护装置在漏电保护和执行电路中存在的问题。

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The volume control circuit is composed of a programming switch and a computer storing magnifying executive circuit, and can realize the automatic alarming volume control.

音量控制电路由编程开关、电脑存储放大执行电路构成，可实现报警音量自动控制；

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Linearization compensation funCtions of several transducers can be produced by means of the multifunction translator. And itS principle and executive circuit are reported.

报导了一种利用多功能转换器产生的多种传感器线性化校正函数的原理及实现电路。

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Before Mukherjee, Doug Moore, a former Circuit City executive, held the post.

FORBES: Sears Loses Another Executive From Key Division

Circuit City Chief Executive AlanMcColloughAlan McCollough punctuated his firm's solid earnings report Monday with the unexpected announcement that he will retire next year.

FORBES: Magazine Article

"For those that do it right it's a big deal, " says Scott Silverman, Shop.org's executive director, who cited Circuit City and Sears as chains that have effectively merged store and Web operations.

FORBES: Web Shoppers Tapping The Brakes