upper-beam

... 近光前照灯lower-beamdippedbeamheadlamp 远光前照灯upper-beam 制动颤振brakechatter ...

 upper-beam head lamp

... dual beam head lamp 双光束前照灯 dipped beam head lamp 近光前照灯 upper-beam head lamp 远光前照灯 ...

 main beam head lamp

... main rotor head 主旋翼桨毂 main beam head lamp 远光前照灯 Main Rotor Head Set 强化型的主旋翼头组 ...

 lower-beam headlamp

汽车词典5 ... hazard warning lamp 近光前照灯 lower-beam (dipped beam)headlamp 远光前照灯 upper-beam(main beam headlamp) 前照灯水平调整装置 ...