| 摘要 |
A height marking system used on a jump used for equestrian pursuits comprises at least one marker 10 adapted to be affixed to the jump and carrying an indication of the height of the marker about the ground. Each marker comprises a base 11 for affixing to the jump and a cover 12 provided with indicia 13A representing the height of the jump above the ground. The cover is releasably attachable to the base through magnetic adhesion. |
