北京六一DYCP-31CN型琼脂糖水平电泳仪(小号)品牌 DYCP-31CN 上海旦鼎国际贸易有限公司

p1Src=//y1.yzimgs.com/uploads/359015/20161220-161734789.jpg?watermark/2/text/5LiK5rW35pem6byO5Zu96ZmF6LS45piT5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast