振动

The major products are: R-pendulum grinding mill high pressure suspension grinding mill high pressure micro powder mill straight centrifugal mill selljaw crusher impact crusher vertical shaft impact crusher vibrating screen vibrating feeder sand washing machine belt conveyor etc.

公司主要产品有R型摆式磨粉机、高压微粉磨粉机、直通式离心磨、高压微粉磨、鄂式破碎机、反击式破碎机、圆锥式破碎机、制砂机、振动筛、振动给料机、洗砂机、皮带输送机等。

Effect of tool rake angle on cutting vibration by experiments are done at different cutting speed in machining operation, and corresponding theoretical analysis is conducted.

对机械加工中刀具前角对切削加工振动的影响进行了系统的实验研究和相应的理论分析，结果表明：随着刀具前角增加切削加工振动的振幅逐渐减小。

For high-speed flow of medium, open the gate in local conditions can cause the vibration Cast Gate, Globe, Check Valves of the gate, but they may damage the vibration damper and the valve seat sealing surface, while the throttling damper will suffer erosion of the medium.

对于高速流动的介质，闸板在局部开启状况下可以引起闸门的振动，而振动又可能损伤闸板和阀座的密封面，而节流会使闸板遭受介质的冲蚀。

In tested frequency range, the damping ratio keeps constant under different vibration frequency, which is verified again that the concrete is not the ideal sticky elastic material whose dissipation characteristic is correlative with frequency.

在实验的频率范围内，不同振动频率下的阻尼比近似保持常数，再次证实混凝土并非耗能特性与频率相关的粘弹性材料；砼构件的动刚度随振动频率变化不大，表明其力学参数无明显频变特征。

In the paper,the equations of motion for the vehicle_bridge_MTMD system are presented and the effectiveness of suppressing the transverse vibration of the deck steel plate girder bridge with multiple tuned mass dampers is investigated by the field test and simulated calculation.

本文建立了车-桥-MTMD系统振动方程，对利用多重调频质量阻尼器抑制铁路上承钢板梁桥横向振动的效果进行了模拟计算和现场试验。

The dynamics model of missile sealifts system for navy ships connected parallely is established. The dynamics simulation analysis of system is studied. The dynamics characteristic of missile box on the condition of different sea states and place parameters of crane are analyzed. The theory and technology bases for the design of system of missile sealifts or navy ships connected parallely are presented. The controlled multibody system dynamics of the system of missile sealifts with wave compensation for navy ships connected parallely is presented. On the condition of stochastic momevement of depot ship and incept ship and under the action of sealifts and wave compensation, the dynamics of sealifts system is studied by using discrete time transfer matrix method of multibody system. The calculate method of electric machine impule is developed in the process of supplying missile and action of wave compensate. Based on the PLC control system, the control method, which control supply process by testing torque of guide strings is presented.

本文建立了舰艇并靠导弹补给动力学模，进行了舰艇并靠导弹补给及波浪补偿系统动力学仿真分析，获得了导弹箱在不同海况下和舰用起重机不同位置参数的运动规律，为舰艇并靠导弹补给系统设计提供了理论依据和技术基础；建立了舰艇并靠导弹补给及波浪补偿受控系统多体动力学，在补给舰和被补给舰随机运动下，在补给和波浪补偿系统作用下，应用多体系统离散时间传递矩阵法进行了补给系统动力学分析，得到了导弹补给过程中，波浪补偿时，导引电机和卷扬电机输入电机脉冲计算方法；建立了以PLC 控制系统为核心，用扭矩传感器测量导引带产生的扭矩来控制补给过程的控制方法；对系统振动问题进行了研究，提出了通过调整伺服电机参数减少系统振动的方法。

Results show that the small vibration of this ideal model is non-simple harmonic,and the period of vibration in x direction and y direction are inverse ratio to the amplitude inverse ratio to the amplitude respectively,but influenced a little by them,and the waveform that coul.

本文应用拉格朗日方程方法研究了理想对称四弹性振子做二维运动的变化规律，得到其微小振动的控制方程，用数值解法求解出了振动方程，得到了振子运动的时程响应和轨迹图样。

In order to improve the speaker vibration plate production efficiency, the speaker vibration plate affixed to a single mountain machine into a double-line style.

为了提高喇叭振动板的生产效率，对喇叭振动板贴合机山单联机改造为双联式。

Concrete formula adopted computer control sand, stone, water, cement, admixtures measurement as well as various specifications of models with a variety of processes ( centrifugation, suspended roller, plug-in, PCCP, wind-driven, core-mode vibration technology) series die, various interfaces, such as drainage pipes: level I, level I, socket type, F-type pipe jacking mode, three-stage pressure pipe vibration Process modules for the largest caliber DN3m 4m (domestic exclusive use of stress to eliminate mold, sand blasting processes), is China's only capable of producing PCCP steel cylindrical pressure tube and a variety of cement pipes, such as a full set of equipment and tooling manufacturers, who national key project ¤- Inner Mongolia Wanlian Brothers Pipeline Company Diversion Project, Jilin pipeline, dragon pipe industry, Fujian Nampo, Xi'an, Shanghai tunnel company, REN Bang Tianjin, Beijing, Hubei, China and South Africa, Zhengzhou Jinlong, Nanjing, Zhejiang Tenglong Xinjiang National Unification, Liaoyang Xiaotun so water and drainage pipes around the country supporting the project.

混凝土配方采用电脑程序控制砂、石、水、水泥、外加剂计量以及各种规格型号与各种工艺的（离心、悬辊、插入式、PCCP，风动、芯模振动工艺）系列模具，各种接口形式，如排水管：平口、企口、承插式、F型顶管模、三阶段压力管振动工艺模的最大口径为DN3m×4m（国内独家采用模具应力消除、喷砂工艺生产），是全国唯一能生产PCCP钢筒压力管以及各种水泥管等全套设备与模具的厂家，曾为国家重点工程─—内蒙古万联兄弟管道公司引水工程、吉林管道、巨龙管业、福建南浦、西安、上海遂道公司、天津任邦、北京、湖北中南、郑州金龙、南京、浙江腾龙、新疆国统、辽阳小屯等等全国各地引水与排水管工程配套。

We offer such professional products: salt spray test chamber, sulfur dioxide test chamber, high and low temperature test chamber, temperature shock test chamber, constant temperature and humidity test chamber, high and low temperature alternating temperature humidity test chamber, UV weather resistance test chamber, xenon lamp weather resistance test chamber, air ventilation climatic test chamber, sand and dust test chamber, box rain test chamber, pipe rain test device, drip box, ozone climatic test chamber, mould test chamber, precise drying test chamber, vacuum oven, large step-into test chamber, medicine stability test chamber and vibrating table.

我司专业生产产品有：盐雾试验箱/高低温试验箱/恒温恒湿试验箱/高温试验箱/低温试验箱/高低温交变湿热试验箱/精密干燥箱/真空烘箱/温度冲击试验箱/药品稳定试验箱/臭氧老化试验箱/紫外耐候试验箱/氙灯耐气候试验箱/换气式老化试验箱/砂尘试验箱/箱式淋雨试验箱/摆管淋雨试验装置/滴水试验装置/二氧化硫试验箱/霉菌试验箱/防锈油脂湿热试验箱/盐雾试验室/大型步入式试验箱/温度老化试验室/温湿度振动试验箱/温度快速变化试验箱/单翼跌落试验机/振动试验台。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。