高压球阀 YJZQ型高压板工球阀 球阀/浙江阿斯塔阀门科技有限公司

p1Src=//y2.yzimgs.com/uploads_old/193144/2008051001554553_old.jpg&p2Src=//y2.yzimgs.com/uploads_old/193144/2008051001554553_old_1.jpg&p3Src=//y2.yzimgs.com/uploads_old/193144/2008051001554553_old_2.jpg