| 摘要 |
<p>The saw blade (1) has blade or blade elements provided at the circumferential edge (3) of the disc body (2). The disc body is formed with through holes (8,9). The hole groups-configurations (7) are provided in the disc body of the saw blade in perfectly circular arrangement and formed by small and large through holes. The boundary layer (5) is formed by the saw blade with slots (4).</p> |
