LEVEL METER PRESSURE GAUGE MANUAL SWITCH VALVE SINGLE-SECTION ACCUMULATION LAYER TYPE GUIDING CUT-OFF VALVE TWO-SECTION ACCUMULATION LAYER TYPE GUIDING CUT-OFF VALVE ACCUMULATION LAYER TYPE COUNTERBALANCE VALVE ACCUMULATION LAYER TYPE THROTTLING VALVE ACCUMULATION LAYER TYPE PRESSURE REGULATING VALVE ACCUMULATION LAYER TYPE REDUCING VALVE GUIDING PRESSURE REGULATING VALVE DIRECT ACTUATION TYPE PRESSURE CONTROL VALVE ELECTROMAGNETIC PRESSURE TRACING FLOW CONTROL VALVE ELECTROMAGNETIC DIRECTION TYPE FLOW CONTROL VALVE ELECTROMAGNETIC TWO-SECTION FLOW CONTROL VALVE ELECTROMAGNETIC OIL-PRESSURE SWITCH VALVE ELECTROMAGNETIC SWITCH VALVE OIL HYDRAULIC COOLER OIL-PRESSURE JAR ACCUMULATION LAYER TYPE CUT-OFF VALVE