动平衡机的精度主要取决于强背景噪声干扰下小信号的提取能力，要求滤波对信号的变化具有自适应性。
The precision of balancing machines lies on the ability of extracting small signals buried in background noise, so filter should have adaptive ability according to variety of signals.
精确获取与转速同频周期信号信息是对砂轮进行动平衡的前提。
The period signal which is the same as frequency of grinding wheel rotation speed to be obtained is precondition in dynamic balancing of grinding wheel.
论述了轨道电路不平衡问题对电化区段信号设备的影响及预防处理措施。
The effect of track circuit unbalance current to the signal device in the electrified section and protection schemes are introduced in the paper.
金属补偿器实时对滤波系数自动进行调整，当补偿器调整达到平衡时，其输出信号大约等于失真前的原始发送信号。
The self adaptive filter automatically adjusts the filter factors . When the adjustment achieves equilibrium , the output signals are almost equal to the raw ones.
对转子系统进行动平衡的关键在于对振动信号的整周期采样。
While balancing a rotor system, the key is to sample the vibration signals in integral period way.
对转子系统进行动平衡的关键在于对振动信号的整周期采样。
While balancing a rotor system, the key is to sample the vibration signals in integral period way.
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