PID measuring and controlling system circuits of engine test-bed was designed and the parameters of each element were determined.

设计了发动机实验台pid测控系统的电路，确定了各元件的参数。

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The original LSI, which took the formerly complicated CD player and collected the control system and signal processing system circuits into just two groups.

独创的大规模集成电路，将原来复杂的CD播放器和采集控制系统，信号处理系统的电路合并到两路。

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The system circuits are based on DSP and single chip computer, and can calculate the target's position information by using received acoustic signal, and display its moving curve timely on PC.

系统硬件以DSP和单片机为核心，能够通过接收到水下目标发射的合作声信号，实时准确的解算出水下目标的方位参数，并能在PC机上显示目标的运动曲线。

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Once waters recede, crews sometimes have to use hair dryers to get water out of signal equipment and other circuits that are essential to the transit system, Mr. Foley said.

WSJ: New York City Transit System Braces for Water Surge

AMD's official rationale: By adding Markham, Ontario-based ATI's (nasdaq: ATYT - news - people ) graphics chips and chipsets--the circuits at the core of a computer system--to its arsenal, the company is better positioned to compete with Intel (nasdaq: INTC - news - people ).

FORBES: AMD Makes Its Move

Trial courts in the Fifth, Second and Ninth Circuits have rejected such suits as attempts to use the court system to achieve regulatory goals better handled by the legislature.

FORBES: Chamber Paints McConnell Nomination An Outrage