空气阀|沙特标准|SASO-ISO-9635-4
SASO-ISO-9635-4
Agricultural irrigation equipment – Irrigation valves – Part 4: Air valves
农业灌溉设备灌溉阀第4部分:空气阀
空气阀|沙特标准|SASO-ISO-9635-4
SASO-ISO-9635-4
Agricultural irrigation equipment – Irrigation valves – Part 4: Air valves
农业灌溉设备灌溉阀第4部分:空气阀