| 摘要 |
<p>A knife comprises a knife body (10) defining a channel (14) across which extends at least part of the cutting edge (20) of a blade (18), the channel (14) having a base region (22) located behind the cutting edge (20) in the cutting direction, the knife body (10) being provided, adjacent the base region (22), with flow passages on opposing sides thereof, the flow passages being out of alignment with one another. <IMAGE></p> |
