| 702 / | HD | DATA PROCESSING: MEASURING, CALIBRATING, OR TESTING |
| FOR 134 | DF | MEASURING, TESTING, OR MONITORING (364/550) {3} |
| FOR 141 | DF | .~ For basic measurements (364/556) {8} |
| FOR 145 | | .~.~ Dimension (364/560) {2} |
| FOR 146 | DF | .~.~.~> Distance (364/561) {2} |
| FOR 149 | DF | .~.~.~> Area or volume (364/564) |