| 73 / | HD | MEASURING AND TESTING |
| 760 | DF | SPECIMEN STRESS OR STRAIN, OR TESTING BY STRESS OR STRAIN APPLICATION {12} |
| 788 | DF | .~ By loading of specimen (e.g., strength of material test) {16} |
| 794 | DF | .~.~ Plural diverse stress-strain tests or composite loads {2} |
| 796 | | .~.~.~ Tension-compression {2} |
| 797 | DF | .~.~.~.~> Alternating |
| 798 | DF | .~.~.~.~> Hydraulic or pneumatic actuation |