例句與造句

1. Almost any laser active gain medium can be chirped-pulse amplifiers are used to amplify ultrashort pulses.
2. Bismuth doped phosphosilicate glasses are being explored for use as the active gain medium in fiber lasers for fiber-optic communication.
3. In order to fire a laser, the active gain medium must be in a nonthermal energy distribution known as a population inversion.
4. The active gain medium is Yb : SFAP ( Ytterbium-doped Sr 5 ( PO 4 ) 3 ), which is cooled by fast-flowing helium to allow high repetition rates.
5. It's difficult to find active gain medium in a sentence. 用active gain medium造句挺難的