GB/T 39831-2021液压传动规格02、03、05、07、08和10的四油口叠加阀和方向控制阀夹紧尺寸标准
英文:Hydraulic fluid power—Four-port modular stack valves and four-port directional control valves, sizes 02, 03, 05, 07, ...
英文:Hydraulic fluid power—Four-port modular stack valves and four-port directional control valves, sizes 02, 03, 05, 07, ...