MDS621.3
Fraseologia: Ciências aplicadas e tecnologiaEngenhariaApplied physicsElectrical, magnetic, optical, communications, computer engineering; electronics, lighting
Dewmoji: ????
0 Obras genéricas; Ciências da informação 216,948 ℹ️ | 1 Filosofia; Psicologia 229,419 💭 | 2 Religião 562,779 🙏 | 3 Ciências sociais 1,169,921 👫 | 4 Linguística 177,109 💬 | 5 Ciência 380,441 🔬 | 6 Ciências aplicadas e tecnologia 844,132 💡 | 7 Arte 857,504 🎨 | 8 Literatura 1,201,263 📚 | 9 História 703,933 🗺️ |
60 Ciências aplicadas e tecnologia genéricas 8,586 💡 | 61 Medicina 277,111 💉 | 62 Engenharia 140,868 🔩 | 63 Agricultura 78,723 🌱 | 64 Economia doméstica 152,587 🏠 | 65 Comunicações; Comércio 131,640 👔 | 66 Tecnologia química 17,794 🚀 | 67 Fabricação 7,692 📦 | 68 Artesanato; Profissões 18,201 🔨 | 69 Construção 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 |
621.30 Electric power plant 418 | 621.31 Generation, modification, storage, transmission of electric power 4,466 | 621.32 Lighting 356 | 621.33 Electric Railways 41 | 621.34 Magnets and Electromagnets 107 | 621.35 Batteries and Superconductivity 32 | 621.36 Optical engineering 2,657 | 621.37 Electrical Measurement Instruments 133 | 621.38 Electronics, communications engineering 18,275 | 621.39 Computer engineering 2,189 |
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Fraseologia
| Edição de 1922 |
| Modern Language |
| Emoji |