例句與造句

1. Silicon nitride ( si3n4 ) has been widely applied in such fields as micro - electronics and optoelectronics as a promising ceramic material because of its excellent properties
   氮化硅( si3n4 )具有許多特殊的優(yōu)越性能,是一種應用前景廣闊的陶瓷材料,已廣泛應用于微電子、光電子領域。
2. It's difficult to find silicon nitride(si3n4) in a sentence. 用silicon nitride(si3n4)造句挺難的