Water flowing to the system creates a rising delivery pressure which feeds back through the control ports to the underside of diaphragm (8).
Water flowing to the system creates a rising delivery pressure which feeds back through the control ports to the underside of diaphragm (8).
水流进系统后，使得输出压力上升，并通过控制部件反馈到隔膜(8)的下侧。