DN15液氮真空軟管 深圳市澳萊優低溫科技有限公司

p1Src=//y2.yzimgs.com/uploads/542381/20201222-204120229.jpg&p2Src=//y1.yzimgs.com/uploads/542381/20201222-20412653.jpg&p3Src=//y1.yzimgs.com/uploads/542381/20201222-204132700.jpg