例句與造句

1. Since the carrier mobility in organic materials is very low , no collision excitation is possible . the short wavelength peak is due to direct bombardment by electrons from sic > 2 . we name this luminescence as cathodoluminescence - like ( cl - like ) emission or solid state cathode luminescence because the energized electrons are accelerated in solid instead of in vacuum
   這樣在有機(jī)層中的電子數(shù)是nl n計n汁n ，空穴數(shù)是p n （ n是類陰極射線激發(fā)出的電子，也是類陰極射線激發(fā)出的空穴兒這兩類載流子的復(fù)合將比單純有機(jī)發(fā)光的復(fù)合nip增加了（ n計n葉n ）叮（ l n計n葉n ） n 。
2. It's difficult to find solid state cathode in a sentence. 用solid state cathode造句挺難的