carbon filament造句

1、carbon filament atom reservoir

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

3、Until 1908, bamboo was the main raw material for carbon filament.

4、Edison believed that carbon filament was the ideal filament material from the beginning. He gave up this material only because the previous vacuum was not enough and the carbon filament melted too fast.

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

6、This replica of an early Edison product wins points for aesthetics, with its elongated shape and ribbonlike loops of carbon filament.

7、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.

8、The lamp used for celebrating the club life is 170 hours, and the carbon filament is baked with thick paper. In just two months, Edison has made such a big improvement.