| 摘要 |
<p>An irrigation unit (1) is mounted for movement along a gutter (5) for carrying water (21), and comprises a spray assembly (19), a means (20, 23) for collecting water from said gutter, and a means (13) for pumping water, the edges (4) of said gutter acting as rails along which said irrigation unit can move; and said irrigation unit further includes a motor (12) which is capable of powering said irrigation unit and pumping the water.</p> |
