| 摘要 |
<p>The invention refers to a ship (2) having mainly similar stem (23) and stern (24) and being arranged to be used for some ice-breaking activity as well as for stationary drilling activity and the hull (11) of the ship has sides (10) inclined with an angle (alpha) of between 30 and 60 degrees with reference to an imagined horizontal line (1), up to a level (100) exceeding the deepest active water-line (15) of the ship. According to the invention there are several thrusters (3) distributed along and car-ried by the bottom (102) of the ship, such that active water flow (12) is directed by an angle (beta) obliquely up towards the water surface (15) surrounding the ship (2) in water (103).</p> |
