semi-sealed beam headlamp
... semi-box beam 半箱型梁 ; 半盒形梁 ; 半盒型梁 ; 半箱形梁 semi-sealed beam headlamp 半封闭式前照灯 semi-sealed beam unit 半封闭式灯光组 ...
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bulk-coal powder pneumatic delivery tanker 气卸零星包装碳化钙粉车 semi-sealed beam headlamp 外装式前照灯 butt welding 补焊 ..
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