1 Subjects: “...wear...”

2 Subjects: “...abrasive wear...”

3 Subjects: “...wear...”

4 Subjects: “...tool wear...”

5 Subjects: “...contact wear...”

6 Subjects: “...wear...”

7 Subjects: “...wear...”

8 Subjects: “...wear...”

9 Subjects: “...wear...”

10 Subjects: “...ultra-thin wearing course...”

11 Subjects: “...ultra-thin wearing course...”

12 Subjects: “...ultra-thin wearing course...”