In this paper, frequency selective surfaces (FSS) with random distributed resistive film patch has been proposed, and the effects on composite absorbing material with the FSS have been studied.

As the mascot of the small yellow people entertainment lighting the new film will be released this summer's "pet patch big secrets", also released the film stills.

This paper systematically explains the cause of metal patch formation and puts forward prevention measure of lacquer film during the painting and decoration of passenger train production.