| The two samples shall, if necessary, be subjected to the corrosion test (Annex 8, paragraph 2.), and then to the abrasive-strength test of the rear face of the retro-reflecting device (Annex 8, paragraph 5.). | a0c0 |
| The two samples shall, if necessary, be subjected to the corrosion test (Annex 8, paragraph 2.), and then to the abrasive-strength test of the rear face of the retro-reflecting device (Annex 8, paragraph 5.). | a0c0 |