... low frequency electrical porcelain 低频电瓷 low frequency fluctuation 低频起伏 low frequency furnace 低频炉 ...
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...成像(rest fmri)通过采集静息状态下血氧依赖的磁共振信号(bold)的变化，发现这些区域有同步低频震荡(low frequency fluctuation，lff)，波动范围在0.01～0.08 hz。
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amplitude of low frequency fluctuation 采用低频振荡振幅 ; 的计算方法 ; 低频振荡振幅 ; 用低频振荡振幅
It is suggested that low frequency fluctuation occurs with cavitation inception in water hydraulic pump.
提出了在纯水液压泵中气蚀初生伴随着低频压力脉动现象。
The traditional direct torque control system has existed large torque fluctuation, poor performance of low speed region, inconstant switch frequency, etc.
传统的直接转矩控制存在着转矩脉动大，低速性能差、开关频率不固定等问题。
The single cylinder misfire can be also done by the frequency spectrum analysis of rotating speed fluctuation at both low and high speeds, but it can not be determined which cylinder is misfired.
利用瞬态曲轴转速波动进行时域分析可在低速时诊断出单缸熄火，在高速时由于波动的复杂性就难以做到。
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