查询词典 rolling friction

With the development arise some problems of the wheel/rail performance, the requirement of the train traction for the adhesion of wheel/rail will become more and more strict, and rail corrugation of wheel/rail, rolling contact fatigue and derailment will become more and more serious. The solution to the problems will have direct effects on the railway development.

当前世界铁路正朝着高速和重载的方向发展，随之而来的是列车牵引对轮轨粘着的要求越来越高，而轮轨的波浪形磨耗、滚动接触疲劳、脱轨等轮轨关系问题越来越严重，其解决与否直接影响到铁路的快速发展。

The development tendency of the railway construction in the world today is serving high speed trains and csirrying heavy load. With the development arise some problems of the wheel/rail performance, the requirement of the train traction for the adhesion of wheel/rail will become more and more strict, and rail corrugation of wheel/rail, rolling contact fatigue and derailment will become more and more serious. The solution to the problems will have direct effects on the railway development.

当前世界铁路正朝着高速和重载的方向发展，随之而来的是列车牵引对轮轨粘着的要求越来越高，而轮轨的波浪形磨耗、滚动接触疲劳、脱轨等轮轨关系问题越来越严重，其解决与否直接影响到铁路的快速发展。

From aspects of the equipment founding, the supporting roller and rolling track stressing, the kiln line adjusting and the design, this paper analyzes on the causes of the exfoliations, cracks and other defects of the clinker kiln and cooling machine, and puts forward some measures for maintenance.

从设备铸造方面、托轮与领圈受力方面、窑线调整方面以及设计方面对熟料窑及冷却机的托轮、领圈产生剥落、裂纹等缺陷的原因进行了分析，并提出了应采取的维护及保养措施。

This paper gives a thoeretical analysis on the standard currently adopted in China for the widening of railway track gauge on curves, and points out that this atandard does not tally with the railway oparational actuality, the calculation data used are not in conformity to the present rolling stock conditions in this country and that the marginal radius and the amount prorided for the widening of curved track gauge are on the large side.

本文对我国现行曲线距轨加宽标准进行了理论分析，指出它脫离运营实际，而采用计算数据又不符合我国现有车辆情况，加宽起始半径和加宽值都偏大。提出在理论上比较切合实际的计算方法是车辆按力学自由內接条件计算；机车和少数固定轴距大的车辆，按最小运营半径条件检算，制订我国的曲线轨距加宽新标准。

In efforts to keep the ball rolling, South Africa's City of Cape Town has devised its own plan to promote computer literacy and instill the importance of creating content to make the city a part of the online community.

在努力扑腾，南非的开普敦市制定了自己的计划，以促进计算机知识和培养的重要性，创建内容，使城市的一部分的在线社区。

Hand trolley, work bench, service cart, tool box, portable folding table, saw horse, rolling.

8E62 手推车，工作台，服务车，工具箱，旅游桌，锯马，支架。

My company rely on the abundant technical strength, advanced research and development tools, sophisticated production equipment, scientific management system, improve sales and service network, in a short period of several years of research and development to produce Scooter, sweeping cars, rolling machines, machine tool products such as car side.

我公司依靠雄厚的技术实力、先进的研发手段、精良的生产设备、科学的管理体系、完善的销售及服务网络，在短短的几年内公司研发生产出代步车、扫地车、滚丝机、车方机床等产品。

If you thought the Sears Tool Set and rolling cabinet you got for your birthday was great idea, and you're not male, you may be in love.

如果你以为西尔斯工具集滚动内阁你知道你的生日是伟大、你不和男，你可在爱。

Such as: You can press the keyboard Ctrl / Alt / shift key and so on through the rolling wheel WHEEL able to switch different functions, such as pressing ALT when the scroll wheel can toggle the view display / press the scroll wheel can switch SHITF

可以在按下键盘Ctrl/Alt/shift等键时通过滚动滚轮WHEEL能可切换不同功能，如按下ALT时滚动滚轮可以切换视图显示方式/按下SHITF滚动滚轮可以切换

The 709th institute has applied the high-tech in the national economic constructions in time, making the development for civil products in full vitality. The body of the civil product industry supported by these pillars, i.e. the computer, the automatic control, the electromechanics, the network and software, the PCB manufacture, has been initially formed. The products developed by us, such as the electronic control system for the high-speed tobacco rolling machine, the computer supervision control system for the shiplift, the power electronic products, the PCBs and so on, have contributed greatly to the national economic developments.

七○九所及时将高新技术应用于国民经济建设中，使民品开发呈现出勃勃生机，已形成了以计算机、自动控制、机电一体化、网络与软件、电路板制造等为主体的民品产业，研制的高速卷烟机电子控制系统、升船机计算机监控系统、功率电子产品、印制电路板等产品以及承接完成的众多现场工程管理信息系统和Internet/Intranet网络工程，为国民经济的发展作出了积极贡献。

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