BS EN 13709-2010
發(fā)布時(shí)間:2024-03-20 17:06:59 點(diǎn)擊量:1929
Industrial valves — Steel globe and globe stop and check valves
工業(yè)閥門 - 鋼制球閥、球形截止閥和止回閥
Industrial valves — Steel globe and globe stop and check valves
工業(yè)閥門 - 鋼制球閥、球形截止閥和止回閥