用filament lamp造句子，“filament lamp”造句

Safety requirements for tungsten filament lamps for domestics and similar general lighting purposes

filament lamp (other than flash bulbs, infrared and ultraviolet lamps and sealed-beam lamp units)

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.

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

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

Third, instead of the traditional tungsten filament lamp and fluorescent lamp in all directions, realize the LED lighting revolution!

open glass bulb[without fittings, for electric filament lamps and vapour discharge lamps]