查询词典 time and motion study

In this article, we discuss the problem of extreme value for Brownian motion with nonlinear drift and study the distribution of the maximum value and minimum value and the first passage time.

本文研究了从x出发的非线性漂移布朗运动的极大值、极小值和首达时问题。

Hurdle race runs is technical very strong project, it asks the student must have a variety of motion capacity, games master should study advanced theory and research positive result in time, reasonable arrangement motion measures the method that learns to use science, the method with accurate effective alternative and step will have teacher and student.

跨栏跑是一项技术性很强的项目，它要求学生必须具备多种运动能力，体育教师要及时学习先进的理论和探究成果，学会用科学的方法合理布置运动量，准确选择有效的方法和手段来进行教学。

Real-time processing hardware system, circuit and chip design which is the weakest link in motion vision study.

本项目研究运动图像分析，分为算法、系统及电路设计三个层次：①运动目标检测、测量与跟踪分析算法，这是知识创新的源头所在；②并行处理器逻辑与物理体系结构，这是走向实用的必经步骤；③实时处理硬件系统、电路与芯片设计，这是运动视觉研究中较薄弱的环节。

On the basis of the study on the mathematical model of the closed-loop location control, the analysis of contour error in the process motion control and error calculation model, according to the lack of using normal contour error model not to calculate contour error of curve in real-time, combining real-time contour error compensation control strategy and fuzzy logic theory, the fuzzy logic and real-time contour error calculation based self-discipline control strategy is proposed.

2在研究闭环位置控制数学模型、加工轮廓运动控制中的误差分析和轮廓误差计算模型的基础上，针对利用一般运动轮廓误差计算模型不能实时计算出曲线轮廓误差的不足，结合实时轮廓误差补偿控制策略和模糊逻辑理论，研究了基于模糊逻辑理论和实时误差计算的轮廓自律控制策略。

In chapter Ⅳ, we study forward-backward stochastic differential equations with jumps and with bounded stopping time terminal, which take values in separable Hilbert space, and are drived by cylindrical Brownian motion and Poisson point process.

第四章，研究了取值Hilbert空间的带跳正-倒向随机微分方程，其部分系数不满足李普西茨条件，并且终端时间为有界停时。

In the aspect of the study of the application of HHT method, This dissertation has done three part of jobs: first, the Elcentro strong ground motion which is in common use in earhtquake engineering is analyzed by HHT method, getting its amplitude-frequency-time distribution and the comparison between the HHT marginal spectrum and Fourier spectrum is also made; second, the typical nonlinear system defined by the Duffing equation is analyzed by HHT method, getting its numerical value's amplitude-frequency-time distribution and the comparison between the HHT marginal spectrum and Fourier spectrum is also made; third, define the stationary degree of non-stationary signals making use of 3-D time-frequency spectrum and marginal spectrum, the stationary degree curve of Elcentro seismic recording is protracted according to its defining formula, the stationary degree curve of Elcentro seismic recording which change with time is protracted according to similiar definition.

在HHT方法的应用研究方面，本文做了三部分的工作：首先，利用HHT方法分析了地震工程中常用的Elcentro非平稳强震记录，得到了该记录的振幅－频率－时间分布特性，并将得到的边际谱与傅立叶谱做了比较；其次，应用HHT方法分析了典型的非线性系统－Duffing方程，得到了该方程数值解的振幅－频率－时间分布特性，并将得到的边际谱与傅立叶谱做了比较；最后，利用三维时频谱与边际谱定义了非平稳信号的平稳度，并依照其定义式绘制了Elcentro地震波记录的平稳度曲线，依照类似与依赖与频率变化的平稳度定义，初步尝试编程绘制了Elcentro地震波随时间变化的平稳度曲线。

During 50 years after coming into being in Chinese film, Traditional opera film living space is less , is in authigene state basically, system that the theory and aesthetics creating laws at the same time since Chinese motion picture technique , the artistic media restricting , traditional opera film creation do not form one package to traditional opera film study.

在中国电影诞生后的50年间，戏曲电影的生存空间较小，基本处于自生状态，同时由于中国电影技术、艺术手段的限制，戏曲电影创作没有形成一整套对于戏曲电影创作规律的理论和美学研究的体系。

The teacher prelect vivid, student's activity abundant colorful, decrease student of annoy motion, transfer the student's aggressive with active, and make them keep hold out for long time of study enthusiasm and interest.

教师讲课生动，学生活动丰富多彩，减少了学生的厌烦情绪，调动了学生的积极性和主动性，并使他们保持持久的学习热情和兴趣。

Industrial engineering began with motion and time study.

工业工程始于议案和时间学习。

Still motion and time study remain two of the most basic and necessary tools of investigation used by industrial engineers.

还有议案和时间的研究仍然是两个最基本的和必要的工具，调查所用的工业工程师。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失