The humors derived from a comedy depends on precise timing ( in that sense , charles chaplin and buster keaton are the masters of good timing in gags ) , it is hard for a gag to work if the duration of a scene is too long or too short 角色人物的行为继承《锺》或《瘦》等，都是过度活跃和刻意漫画化的类型，如李珊珊终日嘶破口咙大嗌和郑秀文的浮夸动静便是一例。
The random excitations are transformed into pseudo excitations expressed in the state equations before the resulting deterministic equations of motion are solved by the proposed precise time - integration scheme with augmented matrix and in unified form 先用虚拟激励法将随机荷载化为确定性荷载，然后把确定性荷载用状态方程表示，进而构造出形式统一的增维精细时程积分格式。
In chapter 2 , the precise time integration ( pti ) method for the analysis of transient system is discussed . as for linear problem , the detail procedures of the algorithm and several integral formulations for different kinds of non - homogenous terms are presented 在线性系统求解中，详细描述精细积分算法的内容，包括精细积分中指数矩阵计算的过程以及对于系统方程中非齐次项不同形式的积分格式。
Teh48s teh48ss series intelligent time relays . adopting technology of single chip , high precision , simple operation , small size according to international standard , and p0werful anti - interference . they are widely used in machinery which requires precise time to control 智能时间继电器采用单片机技术，控制时间精确，操作方便、简单、体积小、抗干扰能力强，外型尺寸按国际标准制造，广泛用于需要精确控制时间的机械设备。
The precise time - interval measuring is widely used in all kinds of scientific experiments , especially in some large - scale physical experiments such as detonation experiment and particle acceleration experiment , in which some important parameters are obtained by time - interval measuring 精密时间间隔测量广泛地应用于各种科学试验中,特别在爆轰与粒子加速等大型物理实验中,有很多重要的物理参数就是通过时间间隔测量而间接获得的。
The object in hand being to show that the prisoner went down , with some fellow - plotter untracked , in the dover mail on that friday night in november five years ago , and got out of the mail in the night , as a blind , at a place where he did not remain , but from which he travelled back some dozen miles or more , to a garrison and dockyard , and there collected information ; a witness was called to identify him as having been at the precise time required , in the coffee - room of an hotel in that garrison - and - dockyard town , waiting for another person 此案的目的是要证明五年前那个十一月的星期五囚犯跟某个尚待追查的同案犯一起乘邮车南下，两人晚间一同下了车，到了某处，但未停留目的是造成假象，却又立即折返十多英里，来到某个要塞和造船厂搜集情报。一个证人出庭确认四犯曾在那个时刻在那个要塞和造船厂所在的城市某旅店的咖啡馆里等待另一个人。
This paper suggests that in dems , priority levels be used to solve the problem of absolute time sequence consistency and data view be used to solve the problem of relative time sequence consistency . system time synchronization becomes a serious problem in large dems , this paper studies time synchronization technology , considering system expansibility and high precise time synchronization , and suggests that a design thinking of ntp solves time synchronization in dems 时间同步是大规模分布式试验与测试系统面临的棘手问题，论文对时间同步技术进行深入研究，考虑系统的可扩展性及同步精度要求，引用了解决系统时间同步的ntp协议软件同步算法，并对其进行了详细阐述与分析。
The software could realize the wavemaker system control , data acpuisition , data analysis and sensor calibration , the applacation of multi - thread technology , precise timing technology and memory management technology in the wavemaker system is described respectively . furthermore , the software realizes real - time display of sampling process with directx technology and adopts object - oriented thinking to handle interfacing card . estimateing spectrum with ar model and calibrating the sensor with least square algorithm are also discussed in detail 控制软件利用多线程技术进行多任务控制；采用高精度时间函数实现精确定时；利用虚拟内存与内存映射文件进行内存管理；采用directx技术实现采样过程的实时显示；利用最小二乘原理对传感器进行标定；采用面向对象思想实现对控制采集卡的操作；利用ar参数模型法进行谱估计。
This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails . this monitoring system is a non destructive testing system , which adopts avr mcu and high - precise time chip processing as the core of it , and adopts the critically refracted longitudinal wave as the object of measuring . my studying focuses on the theory of the monitoring system , which will be listed in this arctile : according to the snell theory , the theory of motivating of critically refracted longitudinal wave is described in details , and the finite element software is used to emulate the propagating course . the formulas of calculating the pts of swr are taken from the acoustoelasticity theory , and the calculating the parameters is introduced . according to assemble materials , three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described , which are measuring the sound - time in changeless distance , ultrasonic critical - angle refractomery and frequency spectrum , the first way of ways is used in this experiment system . the factors , which effect the monitoring system , are assaid in some degree based 本文的研究工作重点在无缝焊接钢轨温度应力测量系统的理论模块,包括根据snell原理,研究极限折射纵波的激发机理,并使用有限元软件ansys进行仿真;根据声弹性理论以及公式推导出计算无缝焊接钢轨中的温度应力的公式,并对其中参数的求解方法进行介绍;根据收集的资料,介绍了三种使用极限折射纵波测量无缝焊接钢轨温度应力的方法,即固定距离测量声时法、临界角折射法和频谱分析法,本实验系统使用的是第一种;根据实验经验以及相关资料,分析了影响极限折射纵波测量温度应力的几个因素,并提出了相应的解决方法;根据实验系统的需要,独立设计并加工出相关配套的实验设备,包括实验钢块、有机玻璃楔块、固定件、载荷外框装置等。
By using high - speed data acquisitioning unit designed specially to capture travelling waves of transient current , using global positioning system ( gps ) to supply high precise time tagging for both ends , using wavelet transform theories to identify the head of the travelling waves , the fault locator can realize high precise double - ended travelling waves location 该测距装置采用专门设计的高速采样单元捕获暂态电流行波信号，用全球定位系统（ gps ）为线路两端提供精度高达1 s的统一时标，用小波变换理论识别暂态电流行波波头信息，从而可以实现高精度的双端行波法测距（ 150m ） 。
