短語詞組短語moving coil contact 動圈式接觸moving g contact member 可移動接觸件moving -contact 動觸頭moving g contact 活動接點moving arcing contact 動電弧觸頭Moving Contact Line 移動接觸線;動接觸線;動接觸線問題;移動接觸線問題moving contact assembly 動觸點組moving contact pin 動觸針limiting moving contact current 動接觸點極限電流 返回 moving contact