好性能不二越齿轮泵，进口NACH齿轮泵图片

p1Src=//y3.yzimgs.com/uploads/325143/201736-161426499.jpg?watermark/2/text/5LiK5rW35Lm-5ouT6LS45piT5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"