MCQOPTIONS
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| 1. |
For plastics, the margin (i.e. center of rivet to the edge) is between _______ |
| A. | 2d to 4d |
| B. | 1d to 3d |
| C. | 2d to 3d |
| D. | 1d to 2d |
| Answer» D. 1d to 2d | |