abrasion test meaning in Hindi

Examples

1. The Darmstadt impact abrasion test was developed at a similar time but was not adopted by European Committee for Standardization.
2. Newer coatings, such as Crizal Aliz?UV with its 5.0 rating and Hoya's Super HiVision with its 10.9 rating on the COLTS Bayer Abrasion Test ( glass averages 12 14 ), try to address this problem by combining scratch resistance with the anti-reflective coating.