CDD621.9
Redação: Applied sciences and technologyEngineeringApplied physicsMachine-tools
Dewmoji: ????
0 General works, books and libraries, information sciences 216,948 ℹ️ | 1 Philosophy And Psychology 229,419 💭 | 2 Religion 562,779 🙏 | 3 Social Sciences 1,169,921 👫 | 4 Languages and linguistics 177,109 💬 | 5 Mathematics And Science 380,441 🔬 | 6 Applied sciences and technology 844,132 💡 | 7 Fine Arts 857,504 🎨 | 8 Literature 1,201,263 📚 | 9 History and Geography 703,933 🗺️ |
60 Useful Arts 8,586 💡 | 61 Medicine 277,111 💉 | 62 Engineering 140,868 🔩 | 63 Agriculture 78,723 🌱 | 64 Domestic Economy 152,587 🏠 | 65 Communication; Commerce 131,640 👔 | 66 Chemical Technology 17,794 🚀 | 67 Manufacturing 7,692 📦 | 68 Handicraft and Occupations 18,201 🔨 | 69 Building 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 |
621.90 202 | 621.91 Planing Machines 26 | 621.92 Grinding and filing 29 | 621.93 Cutting and sawing 168 | 621.94 Turning and Milling 50 | 621.95 Perforating Machinery. Drills 14 | 621.96 Punching and shearing 1 | 621.97 Hammers. Nail and Rivet Machinery 12 | 621.98 Pressing, impressing, molding equipment 107 | 621.99 Fastenings. -- Bolts, rivets, screws 15 |
Selected Works under MDS 621.9 (1,300)
- Tools de Ann Morris
- Whose Tools Are These?: A Look at Tools Workers Use - Big, Sharp, and Smooth (Whose Is It?: Community Workers) de Sharon Katz Cooper
- The Big Book of Maker Skills (Popular Science): Tools & Techniques for Building Great Tech Projects de Chris Hackett
- Tools de Taro Miura
- The Big Book of Makerspace Projects: Inspiring Makers to Experiment, Create, and Learn de Colleen Graves
- Field Guide to Tools: How to Identify and Use Virtually Every Tool at the Hardware Store de John Kelsey
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Redação
| Edição de 1922 |
| Modern Language |
| Emoji |