1) frequency graph method
频率曲线法
2) multiplicative frequency curve
乘法频率曲线
1.
Using the multiplicative frequency curve-Ⅲ(X-Ⅲ, for short) distribution which is based on the theory of the probability multiplication, a new method theory is presented in this paper.
本文采用基于概率乘法定理的 型乘法频率曲线分析 ,以叶尔羌河为例 ,提出了计算这类河流设计洪水的一种理论和方法。
3) accident cumulative frequency curve method
累计频率曲线法
1.
The measures and methods of accident prone location(APL) identification widely used now are analyzed and summarized systematically, A new identification method of APL, accident cumulative frequency curve method and its application procedure, are given.
在对国内外事故多发位置鉴别方法分析的基础上 ,提出了适合于中国道路交通特点的分级鉴别的步骤和用于微观评价的事故多发位置鉴别新方法——累计频率曲线
4) frequency curve
频率曲线
1.
Research on optimality technology of frequency curve of step motor in control of PLC;
PLC控制的步进电机频率曲线优化技术研究
2.
Theoretical frequency curves and their application in engineering problems;
理论频率曲线及其在工程问题上的应用
3.
Based on the field data of the Weihe River from 1990 to 2000, the dynamic change of water quality was studied by use of the method of frequency curve.
为了解渭河陕西段主要污染因子的污染历时现状,对渭河陕西段的年径流量与水质污染程度的关系以及在不同水期水环境的质量进行了分析,利用1990~2000年系列水质监测料,采用频率曲线法分析研究了渭河陕西段水质的动态变化规律。
5) multiplication frequency curve typeⅢ
Ⅲ型乘法频率曲线
6) frequency rate curve
调频率曲线
1.
By computing the quadratic phase(QP) function of the signal,it is shown that the QP function is concentrated along the frequency rate curve of the signal,and the peak of the QP function yields the estimates of the Chirplet rate,time center and the amplitude;Then the initial frequency and th.
该算法利用计算信号的二次相位函数,得到其能量分布集中于信号的调频率曲线上的结论,此时通过谱峰检测可同时获得Chirplet调频率、时间中心和幅度的估计;然后通过解线性调频技术获得其初始频率和时间宽度的估计。
补充资料：频率曲线
见水文频率分析。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条