短語詞組短語laser beam modulation head 激光頭laser beam modulation head assembly 激光頭組件high beam of head lamp 前燈遠光laser beam modulation head block 激光頭部件main beam head lamp 遠光前照燈beam head -light 射光車頭燈sealed beam head light 封閉式前燈dual beam head lamp 雙光束前照燈upper -beam head lamp 遠光前照燈 返回 beam head