水型特点: 花柱喷头,由中心直上和两圈不同层次及角度圆孔组成,喷嘴开成中心水柱和两层外向抛射的抛物线关水花。water-type characteristics: Flower pillars nozzle straight center and twice at different levels and angles round hole, the center of the nozzle opening into the water column and two outgoing projectile parabola off the spray.