Spear
Rough_Rock
- Joined
- Mar 22, 2005
- Messages
- 59
When determining the average girdle diameter, the girdle is measured in several differend directions.
The biggest and smallest measurements are taken and divided by two.
In a laboratory certificate, is this calculation made by a grader or does the sarin machine make the calculation automaticly.
The biggest and smallest measurements are taken and divided by two.
In a laboratory certificate, is this calculation made by a grader or does the sarin machine make the calculation automaticly.