可通過集成控制電氣元件的指令值進行調節
型號4WRE 和 4WREE
比例方向閥，直動式，有電位置反饋
規格6和10
安裝面按ISO 4401
控制流量的方向和大小
比例電磁鐵操作
對中彈簧控制閥芯
不同閥芯可遮蓋
集成控制電氣元件（OBE）用于4WREE型Hundreds of vinegar jars were lining up in Zhang Sui‘s backyard， a manifesto of his family‘s devotion to vinegar making which lasts more than one hundred and fifty years. Among six generations， women instead of men were in charge of vinegar making. The name of the vinegar "Three-mile" might seem confusing and irrelevant， but it embodied profound meanings.Above all， when Zhang Sui‘s ancestors made the vinegar for the first time， they were told by the neighbors that the odor