Hydraulic fluid power. Four-port modular stack valves and four-port directional control valves, sizes 02, 03 and 05. Clamping dimensions.是什么意思_Hydraulic fluid power. Four-port modular stack valves and four-port directional control valves, sizes 02, 03 and 05. Clamping dimensions.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句