振动

The relation curve and vibration parameters obtained by testing will provide important foundations for the optimization of rotor designing, the overhaul and replacing of the hammer pieces, the verifying of the mullers dynamic balancing and the vibration surveillance of the rotor.

测试所得的关系曲线图和各种振动参数将为今后转子优化设计、锤片检修更换、转子动平衡校验，以及转子振动监测提供重要依据。

In this paper,using mild steel plate have stable hysteresis under loading and unloading repeated cycles,designed a U shape mild steel plate damper,an hysteresis loop and analytical model was carried out by experimental test At last,this damper is .

振动控制是结构抗震防灾的一种积极有效手段，目前对于大跨空间结构的振动控制技术不是很成熟，利用软钢板在反复循环荷载作用下具有稳定的滞回特性，设计了U形软钢板阻尼器，通过试验得出该阻尼器的滞回曲线，建立了该阻尼器分析模型。

The nascent product distributions of CaH have been found with a Boltzmann rotational temperature of 1012±102 K and 834± 70K for the v=0 and 1 levels, respectively, and summations of the=(0,0) and=(1,1) rovibrational intensities separately show that the population ratio of CaH(v=0)/CaH(v=1) yields a value of 3.97+0.26, which corresponding to a Boltzmann vibrational temperature of 1313±173 K.

藉由转动振动光谱，可以进一步推测得知初生态CaH的转动分布，并可推得波兹曼转动分布温度在振动态v=0及v=1时分别为1012±102K及834±70K。且可得知初生态CaH在不同的振动态v=0及v=1的分布比例是CaH(v=0)/CaH(v=1)=3.97±0.26，其所对应到的波兹曼振动温度为1313±173K。

Design of a high-rise business-living building with double-tower structure with enlarged base ;2. Dynamic response analysis of an asymmetric two-tower tall storeyed building with enlarged base ;3. Based on the mode analysis and time-history analysis of two examples,the vibration characteristics of the connected twin-tower structures with enlarged base in vertical earthquake excitation was discussed in this paper,and the calculating results of the structures with or without connecter,both with enlarged base are compared.

采用平面杆系模型并用静力凝聚法消除结构耦联的水平自由度和转角自由度，结合两个算例的竖向振动模态分析和时程响应分析，探讨了大底盘双塔楼连体结构在竖向地震作用下的振动特性，对比了大底盘双塔楼结构有无连体结构形式的计算结果，得出了这种结构形式在竖向地震作用下的一些特性和具有参考价值的结论。

Four guide posts and V iron standers make the equipment firmer and the location of die set and head more accurate .

该机采用四导向柱，槽钢机架使设备更加坚固，模具及压头定位更精确，采用底模定向垂直定向振动和上模加压振动，大大提高生产效率，且生产的砌块密实度均匀，强度高，该机是客户首选的理想机型。

Meanwhile,it was pointed out in this paper that flexible pole-oilstone holder could be considered as a single vibrations system when designing acoustics subsystem,as pioneers a new in designing acoustics system of ultrasonic honing.

文摘：经试验证实了超声珩磨声学系统中存在着局部共振现象，指出&挠性杆-油石座&振动子系统设计时可作为一个单独的振动体系进行考虑，为超声珩磨声学系统设计开辟了一条新的思路。

Making use of test data and some instances presented in test,it could be apprvoed that partial resonant vibrations of acoustics system occurred in ultrasonic hoing.Meanwhile,it was pointed out in this paper that flexible pole-oilstone holder cou

文摘：经试验证实了超声珩磨声学系统中存在着局部共振现象，指出&挠性杆-油石座&振动子系统设计时可作为一个单独的振动体系进行考虑，为超声珩磨声学系统设计开辟了一条新的思路。

In order to apperceive the sailboard's vibration shape and reconstruct its shape surface, the interpolation arithmetic of curvature and curved face fitting algorithm were discussed.

仿真结果表明，所采取的插值方法及拟合算法比较精确地反映了帆板结构的振动形态，为进一步的振动主动控制研究打下了良好的基础。

Ccording to the needs of structure vibration monitoring and active control technique, a research on fiber optic smart structure vibration shape perception and SMA actuating control was conducted by using space sailboard structure as an experimental model.

bstract 以模拟太空帆板结构为试验模型，针对振动状态监测与主动控制技术需求，着重进行柔性光纤机敏结构振动形态感知及其形状记忆合金致动控制研究。

In the process of practical operation of radial gates, the vibration of radial gates often occurs in the following situations: when radial gate is being opened or closed or part-opened, and sometimes even under the completely closed condition. Under some situations, the vibration of radial gate is so serious that the dynamic failures of radial gates or dynamic instability of some gate components may happen.

弧形闸门的运行实践表明，闸门在启闭过程或局部开启时，甚至在关闭挡水时，常常产生振动，振动有时会达到相当严重的情况，从而可能引起闸门的动力破坏或某些构件的动力失稳。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷