line-focus filament

基本解释线聚焦灯丝

网络释义

1)line-focus filament,线聚焦灯丝2)focusing type filament,聚光灯丝;预置焦点灯丝3)focus lamp,聚焦灯4)cocusing of headlamps,头灯聚焦5)focusing quartz light,聚焦石英灯6)drawn wire filament,拉线灯丝

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