装有喷灌器喷嘴和喷雾器的中心枢轴、弯头枢轴和横向移动的灌溉机喷水均匀性测定试验规程

• Test Procedure for Determining the Uniformity of Water Distribution of Center Pivot, Corner Pivot, and Moving Lateral Irrigation Machines Equipped with Spray or Sprinkler Nozzles