5352B，5352B频率计，5352B 深圳市迈凯瑞仪器仪表有限公司

p1Src=//y1.yzimgs.com/uploads_old/404215/2015062915064143_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/404215/2015062915064149_old.jpg&p3Src=//y1.yzimgs.com/uploads_old/404215/2015062915064158_old.jpg"