诊断的

V/Q in one day procedure is feasible and sensitive for the diagnosis of pulmonary embolism. V/Q and spiral CT are complemental.

一日法V/Q对PE有很好的诊断价值，肺通气显像提高了肺灌注显像诊断的特异性。V/Q与螺旋CT对PE的诊断两者为互补关系。

The part of objective system design begin with the inevitability of diagnostician course content, and then form basic content and diagnostic method of math teaching diagnosis.

目标系统设计"部分，阐明数学诊断式教学设计视域中教学目标观、教学目标价值，在完成中学数学教学设计实践中的现实问题与本体问题诊断的基础上，形成中学数学诊断式教学设计的操作体系。"

Differential diagnosis of infectious and non-infectious febrile diseases was determined by the integrity of differential method.

感染性和非感染性发热的鉴别诊断在于鉴别诊断思路的完整性，综合衡量是诊断的方法。

Aimed at the characteristic of multiple types of faults possibly happened in nuclear power plant, large scale of training sample, and requirement of quick and accurate diagnosing, after the analysis of large sample number generated by large fault type exceeds limitation of 64K paragraph in DOS and large number of local minmum in error surface, measurements of same format of data file, Win95/NT operating system platform, resetting weight learning rate, dynamic training set in quick learning algorithm and improvement on quick learning algorithm using homotopy method which can avoid local minmum points in error surface have been adopted to ensure quickly and effective process of the course of neural network's training and testing.

针对核动力装置可能发生的故障种类多，训练样本规模大，故障诊断需要快速准确的特点等，分析了样本多和故障种类多产生的训练样本量超出DOS段大小和网络误差曲面上局部极小值多的情况，采取了使用相同格式数据文件、Win95/NT操作系统平台，对快速学习算法采用重置神经网络权值学习率和动态训练集、并采用能够有效克服网络误差曲面上局部极小点的同伦方法对学习算法进行改进等措施保证神经网络训练测试过程的快速、有效地进行；针对装置发生的故障须快速、准确诊断的需要，分析了故障的产生对装置参数变化的影响及操纵员对故障诊断的基础，在核动力装置发生故障时参数曲线的变化量与正常运行时参数曲线的变化量存在明显差异的基础上，提出采用参数曲线的变化量作为神经网络的输入，并围绕参数变化量的方法采用二次曲线拟合滤波求变化量和阈值技术来保证神经网络得到精确的装置参数变化量，从而得到准确的诊断结果。

The method of minimum tolerance is an optimal estimation algorithm, its amount of computing labor is less than that of existing methods yet the effect is the same.

文中推导了模块故障诊断方程，讨论了模块级故障诊断的自身特点及与其它诊断方法的关系，并对故障可测性、算法和非线性等问题进行了详细的研究。

Accordingly, the vibration theory, vibration sources and the part vibration fault features of turbine generator units are analysed, sorted out and finalized so as to lay a solid foundation for the establishment of fault diagnosis expert knowledge bank.

本文首先论述了水轮发电机组故障诊断的重要意义，详细分析了故障诊断的研究现状及发展趋势，并对故障诊断的应用前景做了进一步分析。

Plastic-embedded bone marrow section observation has great reference value in the diagnosis and differential diagnosis of ACD. Com bination of bone marrow smears and sections of bone marrow biopsy may improve the accuracy of ACD diagnosis.

骨髓活检塑料包埋切片在ACD诊断及鉴别诊断中有重要的参考意义，骨髓涂片和骨髓活检切片的联合应用可以提高ACD实验诊断的准确率。

The combination of endoscopic and pathologic examination should be used to improve the diagnosis rate of CAG.

胃镜诊断与病理诊断的符合率不高，要提高CAG 诊断的正确率必须在加强胃镜技术培训的同时结合黏膜病理活检。

Firstly,the necessity to consummate theoretic system is argued;Then the applications of artificial intelligency fuzzy mathematics and neural network in circuit diagnostic are introduced;At last,the research in model based on fault diagnosis is analyzed.

首先论述了诊断理论体系完善的必然性，然后介绍人工智能、模糊数学和人工神经网络技术在电路诊断中的应用，最后分析了基于模型故障诊断的研究情况。

The effectiveness of the technique in recognizing the kind of wear is also discussed, studying the application of neutral network technique on the expert system of wear diag...

使用神经网络技术可以大大提高发动机磨损故障诊断的效率，说明该技术方法在发动机磨损故障诊断领域是有效的，同时对其它机械设备的磨损故障诊断具有借鉴意义

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷