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eliminate slippage provide excitation provide starting torque increase efficiency
an exciter driven by the same shaft with the generator an exciter driven by external prime mover generator itself either A and B
其他选项答案均正确 Synchronous Ethernet, TDM timing, IEEE 1588 V2
GaussianShift Modulation Global System for Mobile communications Global Synchronous Mobile systems Gaussian Spreading Modulation
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full excitation load power factor number of poles
an expressive function an informative function a performative function a persuasive function
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about the function to me me about the function me the function to me the function
TDM timing Synchronous Etherne IEEE 1588 V2
non-synchronous electric motor synchronous electric motor fully enclosed electric motor watertight electric motor
TDM can only transmit digital signals TDM divides the time that is used to transmit signals by channel into several time fractions and each user get a time fraction Synchronous TDM may allocate channel time fraction dynamically TDM can only transmit analog signals