Based on pulse counting principle, the high precision time interval can be obtained by measuring the number of the high-frequency reference clock through it.
设计了一种高精度时间间隔测量模块，该模块由单片机控制，采用脉冲计数原理，通过测量时间间隔内高频参考时钟个数，得到被测时间间隔的精确值。
At present electronic theodolite has been used widely in Angle measuring, according to the Angle measuring principle can be divided into incremental counting method and absolute coding method.
电子经纬仪是目前应用较为广泛的角度测量仪器，按其角度测量原理可分为增量计数法和绝对编码法。
This paper introduces the composition of coating equipment , analyses the working principle of the control system of electrical appliance and introduces the design plan of counting equipment.
介绍了镀膜机的组成，分析了电气控制系统的工作原理。同时对计数装置的设计方案做了较全面的阐述。
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