... in operation,high in working efficiency,precise in land-leveling,well in water-saving effect 1PJ-3 ... the accelerometer to measure the obliquity of the land-leveling shovel,and uses the level control ... in operation,high in working efficiency,precise in land-leveling,well in water-saving effect, it is ... an advanced paddy field land-leveling machine for the momen Specification ItemModel1PJ-3 ...