duplex vertical sprayer

例句：

1. 1.The new duplex vertical sprayer significantly improves the efficiency of watering.
   这款新型的双柱垂直喷雾器大大提高了灌溉的效率。
2. 2. The engineer designed the duplex vertical sprayer to deliver precise amounts of water.
   工程师设计了这款双柱垂直喷雾器，以精确地输送水量。
3. 3.The duplex vertical sprayer is used in agriculture to control weeds and fertilize plants.
   双柱垂直喷雾器在农业中被用来控制杂草和给植物施肥。