| ↑ | 363.1 | public security |  → 620.11 628.9 |
| ↑ | 531 | classical mechanics, continuum mechanics | → 516.36 530.15 620.1 ≈ :ZA.1 |
| ↑ | 546.3 | metals, metallic compounds, alloys | → 620.16 669 |
| ↑ | 547.7 | macromolecules, polymers | → 620.19 668.9 |
| ↑ | 612.7 | bones, muscles and movement, biomechanics | → 611.7 613.7 616.7 620.1 |
| ↑ | 621.8 | machinery engineering | → 620.1 |
| ↑ | 624.151 | geotechnics, soil mechanics | → 551.3 620.1 ≈ `20G `22A |
| ↑ | 624.17 | structural systems, building science | → 519.4 620.1 |
| ↑ | 624.171 | structural analysis | → 620.112 |
| ↑ | 624.182 | metal structures: iron, steel, aluminium | → 620.16 620.17 669 693.7 |
| ↑ | 624.183 | masonry structures | → 620.13 |
| ↑ | 666 | ceramic and analogous technologies | → 620.14 738 |
| ↑ | 668.9 | polymers | → 547.7 620.19 |
| ↑ | 669 | metallurgy | → 546.3 620.16 624.18 671 ≈ `59F |
| ↑ | 681.2 | test and measurement tools, sensors | → 530.8 620.11 |
| ↑ | 693.5 | concrete | → 620.13 |
| ↑ | AF1 | reliability | ≈ 363.1 620.11 |
| ↑ | AF2 | reliability of the equipment and electronic systems | ≈ 620.11 621.38 |
| ↑ | AF3 | reliability of electrical systems | ≈ 620.11 621317 |
| ↑ | AF4 | reliability and quality control | ≈ 620.11 658.4 |
| ↑ | AF5 | burn-in | ≈ 620.11 |
| ↑ | AF6 | reliability tests | ≈ 620.11 |
| ↑ | AF7 | congresses (electr. reliability) | ≈ 620.11 621.31 |
| ↑ | D1C | dynamics, stability, finite elements | ≈ 620.15 |
| ↑ | D4L | materials and materials technology | ≈ 620.1 |
| ↑ | MN9 | Manuals of mechanical technologies | ≈ 620.1 |
| ↑ | MP6 | system dynamics | ≈ 620.1 |
| ↑ | MR1 | Dynamics and vibrations | ≈ 620.1 |
| ↑ | MR2 | Elasticity | ≈ 620.1 |
| ↑ | MR3 | Flat and curved plates | ≈ 620.1 |
| ↑ | MR6 | Continuous mechanics and strength of materials | ≈ 620.1 |
| ↑ | MT1 | Building materials | ≈ 620.1 |
| ↑ | MT2 | Dielectric materials | ≈ 620.1 |
| ↑ | MT3 | Electronic materials and technologies | ≈ 620.1 |
| ↑ | MT4 | Materials for electrical engineering | ≈ 620.1 |
| ↑ | MT5 | Materials for optoelectronics | ≈ 620.1 |
| ↑ | MT6 | magnetic materials | ≈ 620.1 |
| ↑ | MT7 | semiconductor materials | ≈ 620.1 |
| ↑ | MT8 | Material technology | ≈ 620.1 |
| ↑ | MT9 | Congresses (Materials) | ≈ 620.1 |
| ↑ | PS3 | Building materials | ≈ 620.1 |
| S4 | building materials | ≈ 620.1 |
| ↑ | TM3 | mechanical technologies | ≈ 620.1 |
| ↑ | TM4 | congresses (mechanical technology) | ≈ 620.1 |
| ↑ | 32H | ceramics | ≈ 620.14 553.6 |
