| 摘要 |
<p>The ornament has an annular closed space (18), which is closed in itself and by which a part of an outer wall (1) and an inner wall (2) is transparent. The space is closed by an ornamental element (13), which freely moves in the space. The peripheral outer wall of the space is fully transparent. The periphery of the inner wall of the space is fully transparent. The outer wall and the inner wall of the closed space concentric, cylindrical or polygonal and upper and lower rings are clamped between the two rings with the help of screws.</p> |
