自跟踪

In Chapter 3,we demonstrate three interesting problems in the application of the heliostats with spinning-elevation tracking mode.

在第三章，我们将介绍三个关于采用自旋-仰角跟踪模式的定日镜应用的课题。

This article introduced application of digital laser vision technology in several key links during welded pipe manufacturing,including realizing weld tracking,adaptive adjusting welding parameters or angle of driving the strip, measuring coil plate width and edge contour,measuring steel pipe diameter,and automatic inspecting weld profile and defects,etc..

介绍了数字激光视觉技术在焊管制造过程中多个关键环节中的应用，包括实现焊缝跟踪，焊接参数或钢带送进角度的自适应调整，钢板宽度与边缘形状的检测，钢管外径的测量，焊缝成形及缺陷的自动检测等。

9 healthy adult Holstein cows were selected as experimental cows and they were divided into 3 groups according to different milk lactations. Individual tracking method was used to observe and record the amount of Diptera insects. The blood was took on the tail vein under the aseptic condition and then the serum was extracted. The level of ACTH, COR, PRL, GH and NE in the serum were detected by the method of radioactive immunoassay method and fluorescence spectrophotometry.

方法］选择9头成年健康的荷斯坦奶牛作为试验牛，按不同泌乳阶段分3组，采用个体跟踪法观察并记录侵袭试验牛双翅目昆虫的数目，自尾静脉无菌采血，提取血清，采用放射性免疫法和荧光分光光度法测定血清中AGTH、COR、PRL、GH和NE的水平。

There are six technical characteristics in the system. lUsing the way alike differential input to increase the ability of anti-jamming. 2Combining multiple thread with DMA to ensure real time online monitor. 3Realizing high precision measurement of rotating speed by general purpose counter and timing in A/D card.4Using TCP/IP network protocol to realize high speed data transport between upper computer and lower computer.

该监测诊断系统具有六大主要技术特点： 1、利用准差动输入，提高现场抗干扰能力； 2、将基于Windows平台的多线程技术与DMA技术结合，保障在线系统采样的实时性与多任务性； 3、采用A/D卡自带定时/计数器对机组转速进行高精度测量，实现加窗转速跟踪快速分析； 4、利用TCP/IP协议实现上下位机网络数据高速传输； 5、采用传统振动测试与RS—485总线结合对多种测试信号进行混合采集。

A nonlinear adaptive speed controller based on adaptive backstepping approach for permanent magnet synchronous motors with nonlinear coupling and parameter uncertainties is presented. With the preposed controller, the parameter uncertainties are compensated and high performance speed controller for permanent magnet synchronous motors is shown to be globally asymptotically stable. The scheme is robust to the parameter uncertainties and load torque disturbance.

针对永磁同步电动机系统的非线性耦合特性以及参数的不确定性，采用自适应反步控制实现永磁同步电动机的非线性控制，在补偿参数不确定性影响，提高系统的抗干扰能力的同时，实现了永磁同步电动机的高性能全局渐近稳定速度跟踪控制。

DOA finding of underwater short-range target is one of the key techniques for underwater weapons including sonar, homing torpedo and mobile mine. Weapon"s tracking ability and exploding damage to target can be increased by precision detection of target"s azimuth and elevation.

水下近程目标方位估计是包括声纳、鱼雷、自航水雷在内的水下战术武器重要的技术环节之一，精确定位目标方位对于提高武器跟踪能力和战斗部的打击效果具有十分重要的意义。

Based on analyzing the mathematic model of a permanent-magnet synchronous motor excited by carrier signal injection, a novel rotor position self-estimation method is investigated on the basis of rotor saliency-tracking technology.

在分析载波电压信号激励下永磁同步电机数学模型的基础上，研究了基于凸极跟踪转子位置的自测角方法。

The term covers cases where information is to be obtained by verbal interviewing techniques, postal and other self-completion questionnaires, mechanical or electronic equipment, observation and any other method where the identity of the provider of the information may be recorded or otherwise traceable.

这个概念涵盖通过口头访问、邮寄和其他自填式问卷、机械或电子的设备、观察和任何其他可以记录或跟踪信息提供者的身份的方法之类途径获得信息的情况。

Macroscopic instability phenomena of NiTi shape memory alloy are reported during stress-induced martensitic phase transition.The research was focused on the evolution of Lüders-like band due to microscopic phase transition in grains percolating up to macroscopic level by self-catalysis.

介绍镍钛形状记忆合金发生应力诱发马氏体相变时的宏观失稳现象，研究微观晶粒内相变因自催化效应逾渗到宏观水平所表现的类Lüders变形带演化，同步测量应力-应变响应、表面形貌和表面温度，跟踪了不同热-机械复合加载条件下构件力学行为的变化。

In this paper, a self-adjustable expert fuzzy controller was presented to control deep seabed autonomous tracked mining robot and follow specified path.

针对该复杂控制过程，采用一种基于自修正专家模糊控制的路径跟踪控制方案，控制深海履带机器人行走。

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