| 摘要 |
<p>The urn has a hollow block (1) equipped with a cover for hermetically closing a cavity. The block is made up of pebble and is bound by a fillet. The cavity is formed in a plane surface (2) of the urn. Two openings are pierced in material layer on both sides of the fillet. Threaded rods are positioned in the openings and connected to the block for fixing the block with a support.</p> |
