气动V型活塞式调节球阀 ZSHV 球阀/浙江阿斯塔阀门科技有限公司

p1Src=//y3.yzimgs.com/uploads_old/193144/2008092308162002_Old.jpg&p2Src=//y3.yzimgs.com/uploads_old/193144/2008092308162002_Old_1.jpg&p3Src=//y3.yzimgs.com/uploads_old/193144/2008092308162002_Old_2.jpg