孔洞检测光栅，数字量检测光栅 D... 深圳市凌威晟电子有限公司

p1Src=//y2.yzimgs.com/uploads_old/443699/2014110907534020_old.jpg&p2Src=//y2.yzimgs.com/uploads_old/443699/2014110907551353_old.jpg&p3Src=//y2.yzimgs.com/uploads_old/443699/2014110907534031_old.jpg"