参数测量主要指对波形特性，如上升时间、下降时间、过冲、周期、脉冲波形或眼图的幅度等。
Parametric measurements measure waveform properties such as rise time, fall time, overshoot, period, and amplitude on either a pulse waveform or an eye diagram.
文章介绍了在微型堆零功率实验装置上用脉冲法、断源法和周期法对原型微堆中心控制棒及反射层效率测量的结果，并进行了讨论。
The paper reports the measurement of the effectiveness of control rodreflectors on ZPR with pulse method, source cut method and period method. Theexperiment method and results are discussed.
基于时延测量的水声跟踪定位系统，当信号传播时延大于脉冲重复周期时，就会出现距离模糊。
For underwater acoustic positioning system based on measurement of time_delay, range ambiguity appears when pulse's propagating time is longer than its repetition period.
文中提出一种用于测量周期高压窄脉冲放电能量的新方法。
In this paper, a new measurement method for periodic high - voltage marrow pulse spark energy is proposed.
介绍了具有频率测量、脉冲周期测量、脉冲宽度测量以及脉冲信号占空比测量等功能的数字频率计。
It introduces a digital cymometer which has the functions of frequency measuring, pulse cycle measuring, pulse width measuring and pulse signal ratio measuring.
它不仅可以测量正弦波、方波、三角波、尖脉冲信号和其他具有周期特性的信号的频率，而且还可以测量它们的周期。
It can measure not only the sine wave, square wave, triangle wave, a sharp pulse but also can measure other characteristics of the signal wave.
详细分析了周期测、频率法利用编码器脉冲计算超低转速时的分辨率及绝对误差，给出了影响转速测量的影响因素。
The resolution and error were analyzed based on frequency measurement and period measurement, and the factors were given that influencing the speed measurements.
单片机通过测量输入脉冲的高电平时间及周期而实现占空比测量。
The time of high level and the cycle for input pulse was measured with micro-controller to calculate duty cycles.
单片机通过测量输入脉冲的高电平时间及周期而实现占空比测量。
The time of high level and the cycle for input pulse was measured with micro-controller to calculate duty cycles.
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