| 摘要 |
<p>A method of removing debris from a waterway is disclosed which includes creating an aquatic vacuum, applying the aquatic vacuum to the debris to create a flow of water carrying the debris, passing the flow of water carrying the debris through sieving collector means positioned in the waterway whereby the debris is removed from the flow of water and retained in the sieving collector means, and removing the sieving collector means containing the debris from the waterway.</p> |
