Based on the study of frequency and damping, the effects of mechanical characteristic on thermal vibration noise and m.
从器件的频率和阻尼特性出发，研究了器件的机械特性对热振动噪声和机械稳定性能的影响。
Based on element local frequency change ratio method and element modal strain energy ratio method, numerical study is carried on to detect the damage of the bridge.
利用单元局部频率变化率法和单元模态应变能比法，对连续梁桥进行了损伤诊断的数值模拟研究。
Based on the principle of piezoelectric drive, we make an explorative study of a novel feeding device with vibration of high frequency and low amplitude.
基于压电驱动的原理，本文对高频低幅的振动给料技术进行了探索，研制出一种具有长环形输送振子的行波型超声物料输送装置的模型样机。
In study of constant force grinding, a calculation method, which could calculate frequency range of frequency feature parameter automatically, is presented based on generic algorithm in this paper.
本文结合恒力磨削的研究，基于遗传算法提出了一种可自动地确定测试信号频域特征参数频率计算范围的方法。
The paper was based on the goal of low phase noise, high resolution to study and analyze the wideband frequency source.
本文正是基于低相位噪声、高分辨率为目的，对宽带频率源作了研究和分析。
A principle study of detecting laser frequency signals based on edge technology for atmospheric laser communications is presented.
介绍了利用边缘技术检测激光频率信号，实现大气激光通讯的原理。
In the dissertation, we study two technologies of image processing based on frequency domain. The one is on digital watermarking, the other is on image compressing.
本论文主要研究了基于变换域上的两个图像处理技术，即数字水印技术和图像压缩技术。
Based on the geological characters in thin interbedded area and request of resolution, we determined the primary frequency kept and the acquisition parameters used in our study.
根据薄互层地区地质特点，以及所要达到的分辨率的要求，确定了所要保护的主频频率和施工参数。
Based on the method we study the phase of the cycle to cluster the power in each frequency point. Through clustering we find it has the phase ambiguity.
在此基础上我们研究讨论了时延周期延拓相对瞬时能量聚类，但发现存在相位模糊的问题。
Based on the high frequency data, we made an empirical study on the full-information transaction costs in Chinas stock market.
运用高频数据对中国股票市场的完全信息交易成本进行实证分析。
Based on the data of stations in the Loess area of the study area, it has been found that the frequency increases with the drainage area to a peak, then declines.
在下垫面一致的黄土区，高含沙水流的发生频率随站点面积的增大先增大后减小。
Based on the above study, the author of this paper designed variable frequency control speed system in electric twin-pod propulsion.
基于以上各部分，作者设计出双吊舱变频调速试验系统。
Therefore, the study of workpiece assembly alignment has certain practical significance based on the video frequency image.
因此基于视频图像的工件装配对准技术研究具有一定的现实意义。
Based on the study of ac frequency conversion power system, research is made on how to control and reduce drilling accidents in working procedure. An effective new way to safe drilling is provided.
摘要在对钻机交流变频调速动力系统的研究基础上，对该动力系统在钻探过程中如何控制和减少钻探事故的发生方面做了些探索，为安全钻探提供了一条有效的新途径。
Based on the case study of urban fire disaster, the basic statistic parameter of fire disaster frequency is suggested.
通过对实际火灾案例的统计分析，提出了火灾发生率的主导统计参数。
The study is based on the principle of the ultrasound to research the relationship between the frequency and powers of the ultrasound, thrombus age and the rate of the thrombolysis.
基于超声原理，采用实验方法探讨了超声波这一物理因子对血栓消溶的影响，观察研究了超声波的功率、血栓凝龄与血栓消溶效果之间的关系。
This paper discusses corpus-based study on lexicography, word frequency of occurrence and collocation.
本文从词典编纂、词频研究、词语搭配研究三方面探讨了以语料库为基础的词汇研究。
This paper discusses corpus-based study on lexicography, word frequency of occurrence and collocation.
本文从词典编纂、词频研究、词语搭配研究三方面探讨了以语料库为基础的词汇研究。
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