A-PD的音标

Fredericksburg PD put a bolo out on him last night.

菲德烈堡警局昨晚发了通缉令。

On the basis of wavelet analysis a three-dimensional time-frequency pattern to characterize partial discharge ( PD) impulse signal is upbuilt which comprehensively shows three basic features of PD impulse signals: time component, frequency component and distribution of discharging energy.

根据小波理论建立了表征局部放电脉冲信号的三维时频谱图，该三维谱图综合反映了局放脉冲信号的3个基本特征：时间分量、频率分量和放电能量的分布。

Parkinson s disease ( PD ) is a degenerative disorder characterized by a loss of midbrain dopamine ( DA ) neurons.

帕金森病 ( PD ) 是一种以中脑多巴胺神经元丢失为特征的 中枢神经 系统退行性疾病.