MDS621.481
Definizioni: TecnologieIngegneriaApplied physicsHeat engineeringNuclear EngineeringNon impostata
Dewmoji: 💡?????
0 Generalità 216,948 ℹ️ | 1 Filosofia, Psicologia 229,419 💭 | 2 Religione 562,779 🙏 | 3 Scienze sociali 1,169,921 👫 | 4 Linguaggio 177,109 💬 | 5 Scienze naturali e matematica 380,441 🔬 | 6 Tecnologie 844,132 💡 | 7 Belle arti e arti decorative 857,504 🎨 | 8 Letteratura 1,201,263 📚 | 9 Geografia, Storia e discipline ausiliarie 703,933 🗺️ |
60 Tecnologie. Generalità 8,586 💡 | 61 Medicina 277,111 💉 | 62 Ingegneria 140,868 🔩 | 63 Agricoltura 78,723 🌱 | 64 Economia domestica 152,587 🏠 | 65 Direzione aziendale e servizi ausiliari 131,640 👔 | 66 Tecnologie chimiche 17,794 🚀 | 67 Manifatture 7,692 📦 | 68 Manufatti 18,201 🔨 | 69 Edilizia 10,930 👷 |
620 Engineering 19,566 🔩 | 621 Applied physics 42,616 🏭 | 622 Mining Engineering and Mines and Mineral Resources 3,424 🕳 | 623 Military Engineering and Marine Engineering 13,937 ⚓ | 624 Civil Engineering 7,390 🌉 | 625 Road and Railroad 5,150 🛤 | 626 unassigned since 1911 7th Edition (was Canal Engineering) 72 🤷 | 627 Hydraulic Engineering 1,678 🌊 | 628 Sanitary; Municipal 6,571 🚽 | 629 Other Branches 40,464 🌿 |
621.0 1,143 | 621.1 Steam engineering 567 | 621.2 Hydraulic machinery 238 | 621.3 Electrical, magnetic, optical, communications, computer engineering; electronics, lighting 30,327 | 621.4 Heat engineering 3,663 | 621.5 Pneumatic machinery and Compressed air and Refrigeration and refrigerating machinery 415 | 621.6 Fans (Machinery) and Pumping machinery 142 | 621.7 Production engineering and Factories and Machine-shop practice 155 | 621.8 Machine Engineering 2,398 | 621.9 Machine-tools 1,300 |
621.40 873 | 621.41 Calorie engines 1 | 621.42 Stirling Engines 15 | 621.43 Internal combustion engines 631 | 621.44 Geothermal Energy 54 | 621.45 Windmills 120 | 621.46 Electric Motors 215 | 621.47 Solar Energy 341 | 621.48 Nuclear Engineering 1,029 | 621.49 1 |
621.480 48 | 621.481 12 | 621.482 1 | 621.483 Nuclear Safety and Waste 376 | 621.484 Nuclear Fusion 38 | 621.485 | 621.486 | 621.487 | 621.488 | 621.489 |
621.4810 1 | 621.4811 | 621.4812 | 621.4813 | 621.4814 | 621.4815 | 621.4816 | 621.4817 | 621.4818 | 621.4819 |
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Definizioni
| Edizione del 1922 |
| Linguaggio moderno |
| Emoji |