短語詞組短語sine electromagnetic wave pulse 正弦脈沖electromagnetic effect pulse 電磁脈沖electromagnetic -pulse metal forming machine 金屬定型機(jī)isosceles trapezium electromagnetic wave pulse 等腰梯形脈沖lightning electromagnetic pulse 雷電電磁脈沖LEMP lightning electromagnetic pulse 雷電電磁脈沖electromagnetic pulse EMP 電磁脈波lighting electromagnetic pulse 雷電電磁脈沖 返回 electromagnetic pulse