“carbon filament lamp”簡單造句，carbon filament lamp造句子

1、carbon filament lamp resistance (excl. carbon filament lamps for lighting)

3、Although the carbon filament lamp only lit for a very short time, it brought hope for the success of the research on the electric lamp.

2、The post and Telecommunications Department issued a commemorative stamp with the original carbon filament lamp, which read "Edison's first lamp".