The essay analyses free vibration problem of laying bed build-up board of antisymmetry angle with spline finite element method.
本文用样条有限元法，分析了反对称角铺设层合板的自由振动问题。
The MDF board is slit and the slots are filled with a plastic-containing vibration damping glue that hardens for 24 hours while the shape of the cabinet is spanned into position.
MDF板是裂开的，且裂缝里不满了塑胶震动阻尼胶水，它能在箱体成型时24小时凝固。
The invention discloses a test method of the vibration characteristic of a violin board and special equipment thereof.
本发明公开了一种提琴琴板振动特性测试方法及其专用设备。
The vibration design of the sensitive equipments on board of a certain multi-purpose sea defense missile was described and the result of ground vibration test was analysed.
本文介绍并分析了某型多用途海防导弹弹上灵敏设备的振动设计及地面振动试验结果。
By the analysis penetration of ZnOw into the compound board will compose a microscopic damping structure, which can reduce the vibration frequency and increase the damping ratio.
分析认为，氧化锌晶须渗入在复材中将形成微观的阻尼结构，起到降低固有振动频率和增大衰减率的作用。
Finally, the periodic and chaotic motions of a nonlinear vibration-isolation system for on-board machinery are investigated.
最后以船舶机械非线性隔振系统为例，分别分析了该改进方法在系统呈现周期运动和混沌运动时的应用。
The present invention relates to one kind of railway track structure, which includes floating board and spring vibration isolator to support elastically the floating board on it.
本发明涉及一种铁路的轨道结构，它包括浮置板和弹簧隔振器，浮置板弹性地支承于弹簧隔振器上。
Driving components are installed on the bottom-board of the machine, it can reduce the mechanical consumption and avoid vibration.
传动构件安装在设备底板，机械损耗小，避震性高。
The on-board audio device of the invention has the advantages of vibration reduction of the front control panel of the display device in the driving condition of the vehicle.
本发明的车载音频装置具有使车辆行驶情况下具备显示装置的前控制面板的振动减少的效果。
The on-board audio device of the invention has the advantages of vibration reduction of the front control panel of the display device in the driving condition of the vehicle.
本发明的车载音频装置具有使车辆行驶情况下具备显示装置的前控制面板的振动减少的效果。
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