基本解释[动力与电气工程]关断臂英汉例句双语例句Whether the turn-on time of the same arm thyristors was uniform or not, the turn-off time was always identical.无论导通时刻是否一致，同臂号晶闸管的关断截止时刻总是相同的。turn-off arm更多例句专业释义动力与电气工程关断臂