Max Effective Input Current最大有效输入电流
effective cathode current deficiency真亏数
effective cathode current diaphragm有效光阑
effective cathode current elongation有效伸长
effective cathode current depth有效厚度
effective cathode current current有效电流
effective cathode current dimensions有效尺寸
effective corona current有效电晕电流
effective cathode current collector有效集电极