In this paper, an application of data acquisition and mixed-programming technology in the system for measuring weak vibration is presented with the experimental result given.
本文以实例形式介绍了数据采集与混合编程技术在微振动测试中应用的方法。
The rotor has the characteristics of stable meshing, less abrasion, good sealing property, convenient processing as well as detecting, weak vibration, low noise and high efficiency of the compressor.
本实用 新型转子啮合平稳，磨损小，密封性好，便于加工和检测，振动小，噪音低，压缩机效率高。
The reason of vibration due to weak stiffness of foundation of rotary machinery is analyzed from vibration mechanism.
针对风机基础刚度差引起的振动故障，建立了旋转机械转子力学模型。
By making the dynamic performance test, the vibration weak points and the main vibration source of the prototype are found.
通过设计动态性能试验，找到了样机的振动薄弱环节和主要振源，提出了改进措施。
Because only static intensity and stability analysis is considered and dynamic calculation is usually neglected in design, the problems like heavy vibration and local weak rigidity have appeared.
由于设计时仅进行了静强度和稳定性计算，而没有进行动力计算，在使用过程中出现了有时振动过大、个别部位刚度弱的问题。
When the skybridge rigidity is weak comparing with that of the buildings, the wind vibration analysis and wind resistant analysis become very important in the design of skybridge.
因此当连廊的刚度与主体建筑刚度相比较弱时，连廊的风振分析与抗风设计往往成为设计中的关键问题之一。
Based on experiments of the face cutting of the weak workpiece, effects of the ultrasonic elliptical vibration cutting on the weak workpiece are researched.
根据弱刚度零件端面切削实验，研究了超声波椭圆振动切削对弱刚度零件的切削效果。
The vibration frequency and effective mass of strong - and weak-coupling bound polaron was derived by using improved linear combination operator and unitary transformation methods.
采用改进的线性组合符和么正变换方法导出强、弱耦合束缚极化子的振动频率和有效质量。
The results show that the vibration frequency and effective mass of the strong - and weak - coupling bound polaron will increase with increasing the absolute value of the Coulomb potential.
结果表明，束缚极化子的振动频率和有效质量随库仑势的绝对值的增加而增大。
The Domestic-made tricycle has some weak points, such as big vibration, loud noise, etc.
国产三轮摩托车存在着振动大、噪声大等缺点。
Therefore, the disorder must be considered seriously in active vibration control of weak coupling antenna structures.
在进行此种结构的振动主动控制时必须考虑到结构失谐的影响。
Moreover, because the intensity of vortex shedding in the wake of the guide vane is too weak, it's frequency has no influence on the vibration characteristics of the low-pressure compressor rotor.
同时由于导流体尾迹内部脱落涡强度太低，其脱落频率也不会对发动机低压转子振动特性产生影响。
Moreover, because the intensity of vortex shedding in the wake of the guide vane is too weak, it's frequency has no influence on the vibration characteristics of the low-pressure compressor rotor.
同时由于导流体尾迹内部脱落涡强度太低，其脱落频率也不会对发动机低压转子振动特性产生影响。
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