查询词典 cart track

This paper,by means of the unified model of vehicle-track systems,performs a simulating calculation of the railway track and vehicle,caused by track stiffness change.On the basis of simulation calculation,this paper tries to analyze the influence of track stiffness change on axle box acceleration with wavelet and power spectrum density.

据此运用车辆-轨道垂向系统统一模型对不同轨道刚度情况下引起的车辆和轨道响应进行了仿真计算，并对计算结果进行小波分析和功率谱处理，主要分析了钢轨、轨下垫层、道床刚度的变化对客车轴箱加速度的影响，同时对用客车轴箱加速度的变化反推道床的刚度状态进行了探索。

The most common hard disk problem is there Bad Track, Bad Track hard disk is divided into physical and logical Bad Track Bad Track.

硬盘最常见的问题就是出现坏道，硬盘坏道分为物理坏道和逻辑坏道。

The author analyzed the current state of the declining performance of Chinese athletes in traditionally advantageous track and field events, and considered that the backup talents for traditionally advantageous track and field events was short of supply for the following reasons: The serious difficult-job dodging ideology of local sports management leaders and the existing competition system have restricted the opportunity for current excellent athletes to temper themselves; blind training ideology existed in the training conception for traditionally advantageous track and field events; the coaching performance of coaches for traditionally advantageous track and field events was kind of poor.

摘 要：对我国田径传统优势项目下滑的现状进行了分析，认为原因在于田径传统优势项目后备人才乏人、地方体育管理决策层避重就轻思想严重、现行的竞赛制度减少了现役优秀运动员参加大赛磨练的机会、田径传统优势项目训练存在闭门造车现象、田径传统优势项目教练员执教水平的局限等。

This research presented a new guide mechanism and belt driving theory of the abrasive band polishing for inner aperture, satisfied the driving requirement of abrasive belt leading smoothly into grinding area, realized the band grinding and band polishing of inner aperture, developed a abrasive band polishing headstock for of the ball track of ball bearing and roller bearing individually adopting a way of curvature concave oscillating and vibrating, researched the process regular and fundamental process method and parameter of abrasive band polishing of ball track. The results of experiments and tests showed that the surface roughness of ball track by abrasive band polishing can reach Ra0.02μm, and the original geometric cross section shape precision of ball track can be kept.

本项研究提出了砂带研抛内孔的新型导引机构和传带原理，满足了砂带平稳导入内孔磨削区的传动要求，实现了内孔的砂带磨削和研抛；研制了采用弧面摆动和振动方式分别用于球轴承滚道和滚柱轴承滚道研抛的砂带研抛头架；研究了轴承滚道砂带研抛的工艺规律和基本工艺方法、工艺参数；实验测试结果，轴承滚道砂带研抛的表面粗糙度达Ra0.02μm，研抛过程保持了滚道的原始几何截面形状精度。

In this paper. a novel magnetic head crab track pluck detection way is given by the analysis of etched servo graph for 4000 TPI etched surface servo. It improve the maximum seek track speed of magnetic head greatly, So that magnetic head can seek track at high speak for high track density.

光刻伺服盘是一种新的磁头伺服定位技术［1］，通过对4000TPI光刻面伺服系统的光刻伺服图形结构的分析，本文提出了一种简单可靠的磁头过道脉冲检测方式，可显著提高磁头寻道速度，保证磁头在高道密度下高速寻道。

With the development of track traffic, the deformation and destruction of track system is speeded up consequently. The major reason of track invalidation is the track vibration.

随着我国轨道交通的不断发展，列车运行速度不断提高，轨道系统振动的强度也随之增加，从而加速了轨道系统的变形和破坏。

According to the working characteristics of high-speed railway station, the principles to track using are formulated. Regarding the system of receiving and dispatching trains as a queuing system, the working process of making track plan is studied through analyzing the working process of queuing system. Moreover, the adjustment principles and measures for track plan are studied, and then the working process of making the adjustment plan on track using is set down.

根据高速铁路车站作业特点制定了到发线使用原则，并把车站接发车系统看作一个排队系统，通过分析排队系统作业过程研究了编制到发线运用计划的工作流程；进而研究了当列车运行波动时，到发线运用计划的调整原则和调整方法，制定了编制到发线调整计划的工作流程。

In fact, the control problems of the sonar array posture are track control problems. So On the basis of theoretic study, the author designs the robust output track control of the posture of the sonar base with regulable parameter and applies the study results of measurable disturbance decoupling and robust output track to the minehunting sonar array posture control, a robust control strategy with disturbance decoupling, output track and compensation for uncertainty is found.

猎雷声纳基阵的姿态控制问题实质上是跟踪控制问题，在进行理论研究的基础上，作者设计了具有可调参数声纳基阵姿态鲁棒输出跟踪控制系统，并基于反馈线性化方法将可测干扰解耦研究结果与鲁棒输出跟踪研究结果相结合，形成了同时具有干扰解耦、输出跟踪和不确定性补偿的猎雷声纳基阵鲁棒控制策略。

In doing back-up data, we followed the work to be done is to switch to a system running DOS, and DOS command line in the implementation of "fdisk / mbr" command string to try to repair the hard disk of soft failure occurred ; if such a repair method to try is invalid, then we can go online to download and install the hard drive Bad Track professional testing tool to double-check the local hard disk in the phenomenon of the existence of Bad Track, Bad Track If you can not find the hard disk, it can not detect hard drive through the phenomenon is likely to be caused by the logic of failure, the logical solution is to find a Bad Track Repair Repair Tool to re-click the hard disk, only to do so.

在做好数据的备份工作后，我们接下来要做的工作就是将系统切换到DOS运行状态，并在DOS命令行中执行"fdisk /mbr"字符串命令，来尝试修复硬盘中发生的软故障；要是这种修复方法尝试无效的话，我们可以到网上下载安装一些专业的硬盘坏道检测工具，来仔细检查本地硬盘中是否存在坏道现象，如果找不到硬盘坏道的话，那硬盘检测无法通过的现象很可能是逻辑故障引起的，解决办法就是找逻辑坏道修复工具来重新修复一下硬盘，只能这样做了。

In doing back-up data, we followed the work to be done is to switch to a system running DOS, and DOS command line in the implementation of "fdisk / mbr" command string to try to repair the hard disk of soft failure occurred ; if such a repair method to try is invalid, then we can go online to download and install the hard drive Bad Track professional testing tool to double-check the local hard disk in the phenomenon of the existence of Bad Track, Bad Track If you can not find the hard disk, it can not detect hard drive through the phenomenon is likely to be caused by the logic of failure, when the only thing we can use the way is hard to find the logic of the corresponding brand Bad Track Repair Repair Tool to re-click the hard disk, I believe that case the hard disk will be able to detect the phenomenon can not be resolved the.

在做好数据的备份工作后，我们接下来要做的工作就是将系统切换到 DOS 运行状态，并在 DOS 命令行中执行" fdisk /mbr "字符串命令，来尝试修复硬盘中发生的软故障；要是这种修复方法尝试无效的话，我们可以到网上下载安装一些专业的硬盘坏道检测工具，来仔细检查本地硬盘中是否存在坏道现象，如果找不到硬盘坏道的话，那硬盘检测无法通过的现象很可能是逻辑故障引起的，此时我们唯一可以使用的办法就是找到对应品牌硬盘的逻辑坏道修复工具来重新修复一下硬盘，相信这么一来硬盘检测无法通过现象就能被解决了。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。