S系列滚珠型气动振动器 上海研腾机电科技有限公司

p1Src=//y3.yzimgs.com/uploads_old/392546/2012102114575484_old.jpg&p2Src=//y3.yzimgs.com/uploads_old/392546/2012102114575484_old_1.jpg&p3Src=//y3.yzimgs.com/uploads_old/392546/2012102114575484_old_2.jpg"

aa