例句與造句

1. Spatial self - focusing
   空間自聚焦
2. To deal with the case of 2 dimension spatial self - focusing , it predicts the catastrophic collapse of a self - focusing beam in a kerr medium . this un - physical collapse is due to the invalidity of the paraxial wave equation in the neighborhood of a self - focus
   在該理論應(yīng)用于空間二維的自聚焦時(shí)，出現(xiàn)了光束將無(wú)限聚焦的結(jié)果，這在物理上是不可想像的，原因是在自聚焦點(diǎn)附近傍軸方程已經(jīng)失效了。
3. It's difficult to find spatial self-focusing in a sentence. 用spatial self-focusing造句挺難的