Method: Retrospective analysis of diagnosis and treatment was made in 30 cases of infants' respiratory foreign body for last 4 years.
方法:通过对我院近4年来30例婴幼儿呼吸道异物患者诊断和治疗,采用回顾性分析。
The results showed that it is practicable to use the wavelet analysis method in vibration fault diagnosis, and it also has reference value on other complicated machines' vibration diagnosis.
结果表明,小波分析方法用于柴油机的振动故障诊断是有效可行的,对其他复杂机械的振动诊断同样具有参考价值。
The use of empirical mode decomposition (EMD) method and wavelet analysis in combination is explored for the detection of changes in the structural response data from structural damage diagnosis.
采用经验模式分解(EMD)与小波分析相结合的方法探讨结构响应数据信号,进行建筑结构损伤检测诊断。
Method: on the basis of visual diagnosis, DP diagnosis of skin tumor is carried out, and after histopathological diagnosis, comparison and retrospective analysis are made on the diagnostic results.
方法:在临床肉眼诊断的基础上,采用DP法对皮肤肿瘤进行辅助诊断,后经组织病理确诊,将诊断结果进行对照与回顾性分析。
This article takes comparative analysis and the real diagnosis analysis method on the discussion to this system.
本文采用比较分析与实证分析的方法对这一制度进行了系统的探讨。
This article briefly discusses the basic principle and method of machine condition monitoring, preventive maintenance and vibration diagnosis based on the vibration testing and analysis.
对以振动测试和分析为基础的机器状态监测、预防性维修及振动诊断的基本原理和方法作了简要论述。
Modal analysis is a significant method in structure dynamic design and equipment fault diagnosis.
模态分析是结构动态设计及设备故障诊断的重要方法。
Method: retrospective analysis of clinical character, diagnosis, therapy and prognosis of 128 patients suffered from acute infection of biliary tract.
方法:对128例老年急性胆道感染的临床特点,诊断,治疗与转归等临床资料作回顾性分析。
A fault diagnosis method based on frequency-domain kernel analysis in nonlinear circuit and neural network is presented.
提出一种基于非线性电路频域核分析和神经网络的故障诊断方法。
Introduced an analysis method of gray incidence degree analysis and discussed the Application of the method in failure diagnosis of differential piston air compressor.
介绍了灰色关联度分析方法,并论述了灰色关联度分析方法在级差式空压机故障诊断中的应用。
With the analysis of the hydraulic system common fault features by fuzzy logical fault diagnosis theory, the parameter of the system has been determined, and the practical method has been provided.
结合模糊故障诊断理论对铣刨机液压系统常见故障特征进行了分析,确定了系统监测参数和诊断参数,给出了故障的诊断方法。
Based on the introduction of wavelet packet and characteristic entropy, a new method to diagnosis fault for high voltage circuit breakers is presented, and its steps and analysis are also introduced.
在详细介绍小波包与特征熵的基础上,将二者结合提出了一种诊断高压断路器机械故障的新方法,并给出了切实可行的诊断步骤和分析。
One new method for fault diagnosis of steam turbine based on kernel principal component analysis (KPCA) and multistage neural network ensemble was proposed.
提出一种基于核主元分析(KPCA)和多级神经网络集成的汽轮机故障诊断方法。
Computer simulation for crankshaft failures is performed and through actual measurement and analysis by changing crankshaft parameters, the functional diagnosis method is proved to be effective.
文中进行了轴系故障的计算机仿真试验,并通过改变内燃机动力轴系参数的实测分析证明了该诊断方法是行之有效的。
It also inquires into the method of trouble diagnosis adaptable to motor vehicle transmission bearing on the basis of bench simulating teat and analysis of motor vehicle transmission box.
在对汽车变速器台架模拟试验分析的基础上,探讨了适合汽车变速器滚动轴承故障诊断的方法。
The method of maintaining NC machine tools is discussed by the aspects of the structure and characteristics of the NC system, fault diagnosis and analysis, fault elimination and so on.
笔者从数控系统的构成与特点、故障分析与诊断及故障排除等方面论述了维修数控机床的方法。
Objective To establish a method for amino acid analysis in dry blood filter paper by tandem mass spectrometry for newborn screening and diagnosis of amino acid disorders in children.
目的建立可靠的串联质谱技术检测干血滤纸片中氨基酸方法,以便用于氨基酸代谢紊乱疾病的筛查和诊断。
By technical analysis and application, this method has the ability of online diagnosis and knowledge representation automatically and applied cost.
通过理论分析和具体的应用,该方法具备一定的在线诊断能力和知识自动获取的能力,具有一定的应用价值。
The paper introduces the main contents and the method of the fuel analysis technique and puts forward the technical scheme for monitoring and fault diagnosis which is realized in coal mine machinery.
介绍了油料分析的主要内容和方法,提出了实现煤矿机械设备状态监测和故障诊断的技术方案。
The time-frequency analysis method is widely applied to rolling bearing fault diagnosis due to it can simultaneously provide time and frequency domain information of a signal.
由于时频分析方法能同时提供振动信号的时域和频域信息,因而在滚动轴承故障诊断中应用最为广泛。
This paper proposes a method of automatic ECG analysis and arrhythmia diagnosis for telemonitoring system.
提出了一种基于远程心电监护系统的心律分析和诊断方法。
This paper deals with the methods of data analysis, data fit and data diagnosis by an example in the measurement engineering practices with the residual error diagnosis method as the key point.
本文以残差诊断法为中心,讨论了测试工程中数据分析、拟合与诊断的方法,并通过实例加以说明。
The results show that this thermoeconomic cost diagnosis analysis model is closely consistent to routine analysis method, and its reliability is high.
结果表明,热经济学的成本分析模型同常规的分析方法结果一致,进一步验证了其分析的准确性和有效性。
For the deficiency of fault diagnosis of power transformer, fuzzy set analysis theory and method are described and applied to the diagnosis of power transformer.
针对变压器故障诊断中的不足,介绍了模糊聚类分析的理论、方法及聚类效果的判别原则。
Power transformer is very important in power system. Now, dissolved gas analysis (DGA) is the most effective and convenient method in transformer fault diagnosis.
电力变压器属电力系统中的重要设备,目前油中溶解气体分析(DGA)的三比值法是对变压器进行故障诊断的最方便、有效的方法之一。
In this paper, inverse projection principal component analysis (IPPCA) method is presented by way of research on PCA characteristics for improving its monitor sensitivity and diagnosis accuracy.
本文针对主元分析(PCA)方法在故障检测和诊断应用中的特点,对其进行拓展性研究,提出一种逆投影主元分析方法,意在提高故障检测灵敏度和诊断准确性。
This study offers a theoretical basis and noise detection method for VLSI circuit components selection, faults diagnosis and localization, and reliability analysis.
这一研究将为VLSI电路器件的严格筛选、故障诊断及定位、VLSI电路的可靠性研究提供新的理论依据和检测方法。
The diesel engine is a complicated machine with many vibration sources, so the traditional vibration analysis and single parameter test method cannot determine the diagnosis accurately.
柴油机结构复杂,振源众多,常规的振动分析及单项指标测试对于故障的定位与诊断精确度不高。
Under this condition, in order to analysis the fault quickly and accurately, a kind of fault diagnosis method must be developed to deal with the fault information.
在这种情况下,就必须采用一些好的方法来对故障信息进行处理,以尽快、尽可能准确的进行故障诊断。
Under this condition, in order to analysis the fault quickly and accurately, a kind of fault diagnosis method must be developed to deal with the fault information.
在这种情况下,就必须采用一些好的方法来对故障信息进行处理,以尽快、尽可能准确的进行故障诊断。
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