| 摘要 |
<p>The reflective kerbstones may be formed from plastic, concrete or recycled polymer materials and are provided with reflective or retro-reflective banding 6. A gap is preferably provided surface of the kerbstone within which a reflective/retro-reflective sheet can be placed. The reflective material may be fitted with nuts and bolts 7 or screws or may be self-adhesive.</p> |
