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1.Application of comfort evaluation for supine body exposure to whole-body vibration
卧姿人体全身振动暴露的舒适性评价与应用收藏指正
2.Study on Evaluating Methods for Human Exposure to Whole-Body Vibration of Aut omotive Ride
汽车行驶平顺性评价方法的研究收藏指正
3.This occurs as the body rises in vibration through biological transmutation, allowing for what has fractured in spirit to be integrated into the auric field, subtle bodies and gridwork of the form.
这发生在当身体通过生物上的变化而上升振动、让灵魂碎裂的部分整合进形态的金域、精微体和晶格层里的时候。收藏指正
4.The Single Order Quasi Rigid Body Model of Torsional Vibration Diagnosis for ICE Crankshaft
内燃机曲轴角振动诊断的单谐次准刚体模型收藏指正
5.Absorbent felt is mainly used in the front part of a car and certain part of the car body to obtain acoustic absorbent,vibration absorbent and thermal insulation functions The article mainly introduces the development and production of nonwoven absorbent felt,especially the choice and blending ratio of fibers,process flow and the testing of finished products
文章介绍了汽车隔音材料的种类和几种有代表性的隔音材料,重点介绍了非织造汽车吸音隔音毡的研制,包括纤维的选择和配比、产品的生产工艺流程和最终产品的性能测试。收藏指正
6.Vertical Random Vibration of Railway Vehicles with Elastic Car Body
弹性车体铁路车辆的垂向随机振动问题收藏指正
7.When the quality and stiffness of outshoot are far larger than those of the main body, and k1/k2 approaches M1/M2, second-order resonance vibration happens.
当主体结构的刚度k1远远大于突出物的刚度k2,主体结构的质量M1远远大于突出物的质量M2,且k1／k2与M1／M2相接近时,容易发生二次共振。收藏指正
8.Using the general software ANSYS in this paper, vertical coupling vibration of vehicle-rail-floating slab system is simulated, and then natural frequencies, foundation counterforce, vibration acceleration and displacement of car body, interaction force of wheel and rail are obtained, the decreasing vibration efficiencies of floating slab structure and it of general monolithic roadbed are compared, the vertical vibration characteristic of car body is analyzed asa train is passing through the floating slab structures different frequency.
本文利用通用软件ANSYS,进行了车辆—轨道—钢弹簧浮置板系统的竖向耦合振动分析,得到了耦合系统的固有频率、基础反作用力、车体振动加速度、车体位移、轮轨力等,比较了浮置板结构相对于普通整体道床结构的减振效果,分析了列车经过不同固有频率浮置板时的车体振动特性。收藏指正
9.Because the work frequency is close to the first step frequency, Wo have to optimize the cross-beam of machine body and carriage to increase the first step frequency and avoide sympathetic vibration.
由于工作频率和第一阶模态频率相接近,需要对床身大梁与拖板进行优化,提高一阶频率,避开共振。收藏指正
10.With the totally enclosed and body-concealed mast as the study object, the strength and vibration experiment for the mast is carried out primarily using SCADAⅢ data collecting implement and CADA-X signal analysis system from Belgian LMS. Reliability of 3-D finite element method is verified with comparison between data attained from the test and calculated results obtained from FEM.
以舰船筒型结构的全封闭型隐身桅杆为研究对象,利用比利时LMS公司的SCADAⅢ数据采集器及CADA—X信号分析系统和相关设备对其进行强度与振动试验,用试验获得的数据与有限元计算的结果相比较,从而验证三维有限元法的可靠性。收藏指正
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