| 摘要 |
A sprinkler includes hollow tube with a plurality of apertures and a plurality of nozzles are respectively inserted through the apertures. Each nozzle is connected to a bellow which is engaged with the aperture. A guide member is rotatably mounted to the hollow tube and includes a plurality of inclined slots in which the nozzles are movably engaged. The positions of the nozzles are adjusted by rotating the guide member so as to have different patters of watering.
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