双联内啮合齿轮泵 双泵GPA1-2-2-E-20-R6.3，双泵GPA1-2-2-EK1(2)-，双泵GPA1-4-4 无锡市昌林自动化科技有限公司

p1Src=//y1.yzimgs.com/uploads/876/202245-23732503.jpg?watermark/2/text/5peg6ZSh5biC5piM5p6X6Ieq5Yqo5YyW56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast