查询词典 sound track

Railway fasteners, standard componants,screw spikes,track spike,T -bolt,track bolt,rail clip,high strength bolts, washers, splotted pin,bolts and nuts

铁路配件，专业紧固件，螺纹道钉，钩头道钉，T型螺栓，轨道螺栓，弹条，高强度螺栓，平垫，弹垫，开口销，螺栓，螺母等等。

It shows that the Creep Center Method can be applied to different kinds of bogies and different track parameters for the calculation of guiding forces and the attack angles, and is well suited for the studying of rail wear in the track maintenance divisions.

计算结果表明，运用蠕滑中心法可以对不同的转向架、不同的轨道几何条件进行曲线通过导向力和冲角的计算。为研究钢轨侧磨的规律提供了依据，在工务部门有较好的实用性。

A good track is determined by its intensity design and the surface . The aluminum rail track is better than the steel one in the aspect of noise-resistance.

好的轨道决定于轨道的强度设计和轨道内与滑轮接触面的光洁度，好的铝合金轨道在抗噪音方面优于钢轨。

In this paper, the influence of track stiffness on vibration and noise of highspeed wheel/rail system for slab track is investigated under the excitation of wheel/rail roughness on the basis of wheel/rail noise prediction model.

文献仁1〕在国外轮轨噪声相关研究的基础上，结合机车车辆一轨道藕合动力学原理2〕，提出了列车一轨道多轮对系统的轮轨噪声预测模型。

For example, the process of re-repair Venster is determined by the inspectors needed to repair a few pieces which leaves a good mark to my department, first wash Venster, For you need to replace the blade through the EDM machine remove leaves, and then to Cleaning new ones filling on the leaf soluble After heat treatment, polishing materials, cross-examination, If no change blades, just fix what leaves the track loaded into Venster on the punch press with special mold to make the track smooth curvature of the smooth adoption of testing equipment, such as Venster leaves some pits have used special tools can be carried out to ascertain.

再例如修理Venster的过程是经检验人员确定所需修理的哪几片叶片标注好交给我部门，先清洗Venster，如需更换叶片的则需要经过EDM机拆除叶片，然后再进行清洗换上新的叶片加注上可溶材料经过热处理后打磨抛光交检验，如不需换叶片的，只需修复一下装叶片的轨道，把Venster放在专用模具上用冲床冲压，使其轨道弧度圆滑，顺利的通过检测设备，如Venster叶片上有些小坑便用专用工具进行打磨便可。

Lower part the vehicles guidance electro-magnet and under the orbital magnet reaction, causes the wheel and the track maintains certain lateral distance, the realization wheel track at the horizontal direction and the vertical direction non-contact support and the non-contact guidance.

在车辆下部的导向电磁铁与轨道磁铁的反作用下，使车轮与轨道保持一定的侧向距离，实现轮轨在水平方向和垂直方向的无接触支撑和无接触导向。

Examing neutron integral flux is an important part of fission track technique, and determining neutron integral flux by using uranium standard glass is recommended as a mainmethod by international Fission Track Standardization Group for age-dating.

监测中子积分通量是裂变径迹技术的重要组成部分。铀玻璃监测中子积分通量是国际裂变径迹定年标准化工作组推荐的重要方法之一，铀玻璃测定法还普遍用于测定样品中的铀含量及其空间分布。

When connected, the trolley is pulled along its track by the moving chain in the upper track.

当连接，吊运车沿着它的轨道被上面的轨道感人链所拉。

Here we will suppose that without a body on the alternate track, the trolley would, if turned that way, make its way to the other track and kill the five people as well.

在压死这个人后，电车会停下来，不会危及另五个人。

Freescale16 design is partly based on SCM MC9S12DG128 as a system for the control processor, based on infrared sensors detect the road, through the processing and analysis of information, access to the track with black lines and gun feedback on the autonomous mobile trolley loop Feedback control; through the motor-driven and S12 to PWM control, making autonomous mobile trolley to the track in accordance with the regulations and to advance.

设计部分采用了Freescale16为单片机MC9S12DG128作为系统控制处理器，基于红外传感器检测道路信息，通过对信息的处理和分析，获取赛道黑线并结合测速反馈实现对自主移动小车的闭环反馈控制；还通过直流电机驱动和S12脉宽调制控制转向，使得自主移动小车能按照规定的轨迹前进和转向。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48