二位二通截止式气控换向阀 K22JK-25W
无锡油研流体科技有限公司
p1Src=//y1.yzimgs.com/uploads/383705/2022614-155941203.jpg?watermark/2/text/5peg6ZSh5rK556CU5rWB5L2T56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast