油研液壓泵使用注意，YUKEN結構方式圖片

p1Src=//y1.yzimgs.com/uploads/461511/2019615-153959649.png?watermark/2/text/5LiK5rW35Lm-5ouT6LS45piT5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/650/fill/I0E3QTlBOA==/gravity/SouthEast"

aa