WINNER减液压阀 PP11A30AL
（导压操作型减压阀）
PP11A30AL/PP11A33AL/PP11A35AL
PP11A30AK/PP11A33AK/PP11A35AK
PP11A30AKF/PP11A33AKF/PP11A35AKF
PP11A30ALP/PP11A33ALP/PP11A35ALP