仪表 | l | L | val (MPa) | v (MPa) | ε (MPa) |
a | 9.0 | 12.2 | 0.294 | 0.300 | 0.006 |
b | 5.6 | 10.5 | 1.353 | 1.370 | 0.017 |
c | 7.6 | 12.2 | 2.563 | 2.560 | 0.003 |
d | 7.0 | 12.2 | 3.758 | 3.750 | 0.008 |