| 摘要 |
<p>The accelerator unit has an accelerator provided in form of a three-dimensional body (10) passed through sea water. The body is assembled in a cover (30), which is passed through the sea water. The body and the cover are designed in such a manner that the body remains in the cover during predominant flow of the sea water. The cover comprises a fabric, a knitted fabric, a mesh, a grid and a membrane, and is formed in shape of ball, pyramid, cube, tube and sack. The cover is made of metal or plastic.</p> |
