天鹅绒阴极能够产生高亮度强流电子束，并且成本低、使用方便，在强流高功率单脉冲电子束装置中得到了广泛的应用。

As a convenient and cheap cathode, velvet can emit intensive electron beam and is widely used in high power electron devices.

youdao

整个装置包括光束衰减器、单脉冲选取及脉冲同步、光束直径匹配、CCD摄像机、图像卡、计算机及监示器以及系统软件。

The system includeS beam attenuator, single pulse selection and pulse synchronizing, beam matching, CCD Camera, frame grabber hard, monitor, computer and system software.

youdao