例句與造句

1. In the optimized structure , the electron distribution at the exit hole of the chunnel is more uniform and the electron beam is rather slim
   在該結(jié)構(gòu)中，電子在通道出口處的分布更加均勻，電子束的束徑較小。
2. When primary electrons hit the surface of the chunnel , secondary electrons are generated , which make the electron distribution at the exit hole of the chunnel more uniform
   當初始電子碰撞絕緣壁時，會產(chǎn)生二次電子，而二次電子能改善電子在通道出口處的電子能量分布的均勻性。
3. It's difficult to find exit hole in a sentence. 用exit hole造句挺難的