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1. |
IN_A_THREE-PHASE_HALF_WAVE_6-PULSE_MID-POINT_TYPE_DIODE_RECTIFIER,_EACH_DIODE_CONDUCTS_FOR?$ |
A. | 120° |
B. | 60° |
C. | 90° |
D. | 180° |
Answer» C. 90¬¨¬®‚Äö√†√ª | |