查询词典 approach

Firstly, a method to estimate the rotor speed, which is based on BP neural network, is introduced in this paper. Secondly, the Park Vector approach is used to monitor and diagnose the inter-turn fault of the stator winding. Finally, this paper studies thoroughly a novel approach to detect rotor bar breaking fault, which is based on the perfect combination of the Hilbert Transform and digital filter.

具体工作如下：采用BP神经网络对异步电动机转子转速进行无速度传感器估计；对定子绕组匝间短路故障，采用派克矢量方法进行监测与诊断；对于转子断条故障，详细介绍了一种新的基于希尔伯特变换与数字滤波的在线监测方法。

The basic relationship between the the first half-wave peak value of transient current and the initial firing angles is found by means of analytical method.The practical method is put forward to determine the initial two-phase and the third phase firing angles with the limiting value and the space vector varying track of transient current.And then the subsequent series of firing angles with the even step are calculated by using the speed at the time of re-switching.The suppressive effect to the inrush current is verified with simulation and experiment of rapid soft re-switching control,by which the influence of different speed to rapid soft re-switching course is analyzed besides.3 To analyze the power loss for typical periodically variable running load and deeply study the energy-saving principle and control mode of the intermittent power supply approach. Futhermore,the novel integrated energy-saving control technique is developed on base of the intermittent power supply approach.

通过解析方法找到快速软投入初始触发角与瞬态电流首半波峰值加热板之间的基本关系，进而提出了由限流值和空间向量轨迹确定初始两相和第三相触发角的方法，并以固定步长均匀递减的方式由投入时转速计算出其它后续触发角；结合仿真和实验验证了快速软投入对冲击电流的抑制作用，并分析了不同转速下投入时对电源快速软投入过程的影响。3对典型周期性变工况负载特性进行能耗分析，深入研究断续供电节能机理和控制模式，并进一步发展了以断续供电为主的综合节能控制新技术。

The basic relationship between the the first half-wave peak value of transient current and the initial firing angles is found by means of analytical method.The practical method is put forward to determine the initial two-phase and the third phase firing angles with the limiting value and the space vector varying track of transient current.And then the subsequent series of firing angles with the even step are calculated by using the speed at the time of re-switching.The suppressive effect to the inrush current is verified with simulation and experiment of rapid soft re-switching control,by which the influence of different speed to rapid soft re-switching course is analyzed besides.3 To analyze the power loss for typical periodically variable running load and deeply study the energy-saving principle and control mode of the intermittent power supply approach. Futhermore,the novel integrated energy-saving control technique is developed on base of the intermittent power supply approach.

通过解析方法找到快速软投入初始触发角与瞬态电流首半波峰值之间的基本关系，进而提出了由限流值和空间向量轨迹确定初始两相和第三相触发角的方法，并以固定步长均匀递减的方式由投入时转速计算出其它后续触发角；结合仿真和实验验证了快速软投入对冲击电流的抑制作用，并分析了不同转速下投入时对电源快速软投入过程的影响。3对典型周期性变工况负载特性进行能耗分析，深入研究断续供电节能机理和控制模式，并进一步发展了以断续供电为主的综合节能控制新技术。

The traditional approach has been to use the gas itself in the cell—and that is the approach taken by the world's carmakers in their so-far not very successful attempts to make a commercial fuel-cell-driven car.

传统的方法是在电池中使用气体——这也是全球汽车制造商在至今为止不太成功的商用燃料电池驱动汽车制造过程中采用的方法。

A hybrid self-adaptive control approach is proposed for the structure of inner gimbal in direction tracking.This approach designs a self-adaptive controller by combining the discrete control and continuous control.The coupling between gimbals and the acceleration interference are converted to unmodeled dynamics of object.

针对方位跟踪通道中的内框架系统结构，提出了应用一种混合自适应控制方法，该方法在设计自适应控制器时采用离散与连续相结合的方法，并将耦合作用和加速度干扰转换为对象的未建模动态进行处理。

After analyzing the current conditions of English grammar teaching and comparing the methods of grammar translation with communicative approach, this paper sets forth the applications of communicative approach in grammar teaching to improve the grammar of college English learners.

交际法在语法教学中的运用，革除了枯燥无味讲语法的旧习。本文针对语法教学的现状，通过传统的语法-翻译法与交际法的对比，论述交际法的理论体系，提出运用模拟情境、角色扮演、小组讨论等交际教学法进行语法教学，以提高大学生对英语语法的掌握。

Status quo of integrating technology is introduced, such technologies as gateway-based approach, overlay approach and wireless mesh sensor network are all presented in detail with back groundings and main characteristics.

&泛在协同&是无线传感网发展过程的一个重要理念，因此无线传感网与因特网的融合技术成为亟需解决的热点问题。

Chapter 5 makes a macro-level contrastive study of Legge\'s faithful approach adopted in translating Chinese classic works in the context of the history of Sino-Western translation, and a comparative study of his approach with that of Gu Hongming.

第五章把理雅各翻译中国典籍所采取的忠实译法放在中西翻译史的背景上做一宏观的比照，并与辜鸿铭的翻译策略进行比较研究。

This paper integrates linear affine transformation and nonlinear affine transforma-tion"s approach ability. Integrated affine transformation not only inherits the linear affine transformation"s low bit rate merit,but also inherits the nonlinear affine transformations approach ability.The method proposed in this paper is a new method, and never be proposed in other papers.

本硕士论文综合了线性仿射变换和非线性仿射变换的逼近能力，采用混合型的仿射变换既能发扬线性仿射变换的低比特率的优点，又能发扬非线性仿射变换的相似逼近能力，提高重建质量，本算法是一种新型的算法，文献中尚未提及。

In this study,we evaluated the clinical use of the ultrasound-guided anteriorapproach to sciatic nerve block and compared this approach withthe posterior approach in adults.

在本次研究中，我们评价在成人超声引导的前路坐骨神经阻滞的临床使用并与后路阻滞相比较。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。