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。
Historical data from North China over the period 1480-1980 is analyzed in terms of interval and counting properties.
本文借助点过程的区间性质和计数性质对从1480年到1980年间中国北部的地震历史资料进行统计分析。
The timer can perform functions like frequency measurement, event counting, interval measurement, clock generation, delay timing, and so on.
计时器可以履行功能，如频率测量，事务计数，间隔测量，时钟产生器，延迟时候等。
This paper puts forward a counting method of mode of series of unequal interval based on the traditional counting formula of that of series of equal interval. And it has been testified by an example.
文章在传统等距数列众数的计算公式基础上给出了异距数列众数的一个计算方法，并结合一个实例加以验证。
This power meter has various functions including accurate timing, interval management, power counting. Besides those, an infrared communication interface is provided as well.
该电能表有精确计时、分时管理、电量统计等功能，具有红外通信接口，可以通过手持红外抄录器对电能表进行数据读取、校准等操作。
This power meter has various functions including accurate timing, interval management, power counting. Besides those, an infrared communication interface is provided as well.
该电能表有精确计时、分时管理、电量统计等功能，具有红外通信接口，可以通过手持红外抄录器对电能表进行数据读取、校准等操作。
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