Based on potential flow theory, a numerical method is proposed for predicting the steady and unsteady hydrodynamic performances of puller type podded propulsors.
应用升力面理论涡格法和面元法，建立了拖式吊舱推进器非定常水动力性能的数值计算方法。
According to the relationship between auto correlation function and its spectral density, a new type of decision tree method based on signal analysis theory is proposed in this paper.
该文根据自相关函数与谱密度函数之间的对应关系，提出了一种新的基于自相关函数的决策树归纳学习算法。
In order to choose to offer the economy, practical equipments in numerous equipments, propose asking the method of solving in selecting type of equipment based on grey related theory.
为了在众多的设备中选择出经济、实用的设备，提出基于灰色关联理论的设备选型求解方法。
The results show that the method of the mechanical fault diagnosis based on fractal theory is more sensitive to initial fault type of complicated mechanical system.
研究结果表明：基于分形的机械故障诊断方法对复杂机械系统的早期故障更为敏感。
The unit and super-unit mapping method in use is based on the theories of the i-type and s-type classification as well as the comagmatic evolution theory.
现行的单元-超单元填图方法是依据花岗岩类的i型、s型分类理论和同源岩浆演化理论而建立的。
This paper analyzes the new type of method for localizing the source using the excitation information in speech, and presents the theory of time-delay estimation based on the EGCI.
论文分析了基于语音激励信息的时间延迟算法分类，描述了基于EGCI的时延估计方法基本原理。
LED type choosing method is analyzed according to etendue theory. Fiber transmission based on LED illumination system design principle and design key points are summarized.
根据光学扩展量理论分析了LED选型方法，总结了基于LED光纤传输照明系统的设计原则和要点。
Based on up-to-date design theory and method of spiral type cutting drum for a shearer, the authors apply fuzzy theory to optimum design of structural parameters of the drum.
综合现代采煤机螺旋滚筒设计理论和方法，将模蝴理论应用于螺旋滚筒结构参数的优化设计、能充分考虑影响载荷波动的各种因素的模糊性。
A numerical method based on the potential flow theory is proposed in this paper for predicting the steady performance of tractor-type podded propellers.
本文提出拖式吊舱螺旋桨(螺旋桨位于吊舱首部)定常水动力性能的势流理论计算方法。
In this paper, a fault diagnosis method is researched for this type of compressor based on modern signal processing theory. The method can be used in automatic detecting system on the production line.
本文利用现代信号处理理论，进行可应用于该机种压缩机生产线自动检测系统的故障诊断方法研究。
To solve the problem of the fault location in distribution networks, a fault location method is suggested for the single-phase grounding fault based on C-type traveling-wave theory.
为解决配电网故障定位问题，使配电网故障定位自动化，以减少巡线工作量和用户停电时间，提出了利用C型行波法对单相接地故障进行故障测距的方法。
To solve the problem of the fault location in distribution networks, a fault location method is suggested for the single-phase grounding fault based on C-type traveling-wave theory.
为解决配电网故障定位问题，使配电网故障定位自动化，以减少巡线工作量和用户停电时间，提出了利用C型行波法对单相接地故障进行故障测距的方法。
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