• 1. 像片外方位元素: elements of exterior orientation
• 2. 片外电阻: off chip resistor
• 3. 芯片外连接: off chip connection

更多释义

• 1.本文就单片机系统片内和片外ram的数据的掉电保持做了简单介绍。
  A brief description is made in regard to internal and external RAM data - holding on power - off of single chip computer.
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• 2.后碟制动蹄片有一个附着于蹄片外后部的消声器弹簧，和一个在蹄片内部磨损指示器。
  The rear disc brake shoes have an anti-rattle spring attached to the rear of the outboard shoe and a wear indicator on the inboard shoe.
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• 3.基于单片机at89c51的数据采集子系统完成对多路声信号的同步采集，并把数字信号保存到片外共享存储器中。
  The data acquisition subsystem based on AT89C51 acquires multichannel acoustic signal synchronistically and stores digital signals in the Shared memory.
  dict.yoduao.com

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