现货微机型酸度计 型号：PHS-3C、3CW、3DW PHS-3C、3CW、3DW 北京同德创业科技有限公司

p1Src=//y1.yzimgs.com/uploads/378650/2016125-14839803.jpg&p2Src=//y1.yzimgs.com/uploads/378650/2016125-14845191.jpg&p3Src=//y1.yzimgs.com/uploads/378650/2016125-14849358.jpg