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- Abstract : The two frequency method for measurring corrosion reaction resistance based on a. c. impedance and numerical integration has been proposed. 摘要 ： 提出了基于交流阻抗和数值积分原理的二点频率法。
- mixing two frequency method 双混频法
- two frequency method 双频率法
- Frequency method and Bayesian method are the two main data mining algorithms used in pharmacovigilance nowadays. 目前各国普遍使用的数据挖掘方法主要有频数法与贝叶斯法。
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔
- The method for generating the second signal is put forward based on the period rule of the phase difference for two frequency signals with the frequency difference. 摘要利用两个有一定频差的频率信号相位差变化的周期性规律提出了一种秒信号产生方法。
- Time-dependent characteristic frequency method we advance here combines ingeniously theabove two methods. 本文提出的时间特征频率分析法是时频分析法和时间谱分析法的有机结合和补充。
- This paper introduces the principle and tested results of measuring nodulizing grade by audio frequency method. 介绍了音频法检测铸件球化级别的原理及试验结果。
- The interval between any two frequencies having a ratio of 2 to 1. 倍频程频率比率为2比1的两个频率的间隔。
- The results show that anomaly frequency method is effective for the analysis of high frequency information characteristics in digital subsurface fluid data. 结果表明，异常频次法是地下流体数字化资料高频信息特征分析及其应用的有效方法。
- In the paper,the authors analyzed polar motion data series recently released by IERS,and in combination with spectrum resolution,discussed two frequency of Chandler wobble. 分析了IERS新近公布的经统一归算的极移数据,结合频谱分析中分辨率的有关问题,进一步讨论了Chand ler摆动的双频现象。
- Also, itsuggests the method with two frequencies and two parameters to measure the thickness of platinglayer thereby measuring the magnitudes of the plating layer. 提出了采用两频率两参数测量镀层厚度的方法，从而可以在线测出镀层厚度的大小。
- Based on the clump intensity index, regressive analysis method and zero frequency method, the spatial distribution pattern of Latori bicolor (Walker) larvae was studied. 应用聚集度指标法、回归分析法、零频率方法对两色绿刺蛾幼虫在毛竹林间的分布型进行测定。
- An inspection of (4. 3-5) reveals that for a given K there are two frequencies. 由式(4.;3-5)可见;对于给定的K有两个频率。
- A new two frequency laser alignment system is developed which consists of two Wollaston prisms with the same structure.One is for measurement;another for compensation. 介绍了一种新型自适应双频激光准直系统，该系统利用了两个完全对称的渥拉斯顿棱镜，一个作为测量元件，另一个作为补偿元件。
- With the cumulative frequency method the thresholds of extreme precipitation event was defined according to daily precipitation data of 68 stations in Anhui province during last 40 years. 利用安徽省68个台站近40年的日降水资料,运用累积频率法判别分析基于日资料的极端降水事件,给出了安徽省各台站降水极端事件的阈值。
- The two systems of government are polar opposites. 这两种政体正好相反。
- By use of the aggregation indexes method, regressive model analysis method and zero frequency method, the spatial distribution patterns of Apriona germari (Hope) larva were studied. 运用聚集度指标、回归模型、零频率等方法对福建闽北地区杨树粒肩天牛幼虫的空间格局进行测定。
- The business is owned by two partners. 这家商行为两名合伙人所拥有。
- Inside the integrated circuit IC1, after suitable divisions, the two frequencies are sent to the phase comparator that generates the lock voltage of the secondary oscillator. 在综合电路IC1的内部，经过合适的划分，两个频率被送往相位比较仪，这两个频率产生二级振荡器的锁电压。
