青云翻译

Action principle: to drive through the gate valve stem moves up and down lifting movement, in order to achieve sealing between the opening and closing

Action principle: through the stem ascending and descending motion driven gate moves up and down, to meet the seal between the opening and closing

Mechanism: Reciprocated through the valve lever vibratory movement impetus damper plate that, achieved seals the vice-between the opening and the closure

Principle: through role-driven flashboard valve stem movement movements move up and down, in order to achieve the sealed Deputy between opening and closing

Action principle: through the stem ascending and descending motion driven gate moves up and down, to meet the seal between the opening and closing