我应该使用哪种尺寸的喷嘴
You know which type of nozzle to use. Now find the right size of nozzle that will produce the right spread of spray drops for this spraying task. To find out how select the option below that is right for you.
喷嘴大小:平均用药量/水用量已知
喷嘴大小:平均用药量/水用量未知