MDS621.38254
Wording: TechnologyEngineering and allied operationsApplied physicsElectrical, magnetic, optical, communications, computer engineering; electronics, lightingElectronics, communications engineeringCommunicationsNot setNot set
Dewmoji: π‘π©π?????
0 Information 216,948 βΉοΈ | 1 Philosophy and Psychology 229,419 π | 2 Religions 562,779 π | 3 Social sciences 1,169,921 π« | 4 Language 177,109 π¬ | 5 Natural sciences and mathematics 380,441 π¬ | 6 Technology 844,132 π‘ | 7 The arts 857,504 π¨ | 8 Literature 1,201,263 π | 9 History and Geography 703,933 πΊοΈ |
60 General Technology 8,586 π‘ | 61 Medicine and health 277,111 π | 62 Engineering and allied operations 140,868 π© | 63 Agriculture & related technologies 78,723 π± | 64 Home and family management 152,587 π | 65 Management and auxiliary services 131,640 π | 66 Chemical Technology 17,794 π | 67 Manufacturing 7,692 π¦ | 68 Manufacture of products for specific uses 18,201 π¨ | 69 Building 10,930 π· |
620 Engineering 19,566 π© | 621 Applied physics 42,616 π | 622 Mining Engineering and Mines and Mineral Resources 3,424 π³ | 623 Military Engineering and Marine Engineering 13,937 β | 624 Civil Engineering 7,390 π | 625 Road and Railroad 5,150 π€ | 626 unassigned since 1911 7th Edition (was Canal Engineering) 72 π€· | 627 Hydraulic Engineering 1,678 π | 628 Sanitary; Municipal 6,571 π½ | 629 Other Branches 40,464 πΏ |
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 |
621.380 Light current engineering 216 | 621.381 Electronics 8,160 | 621.382 Communications 3,727 | 621.383 Telegrapy 36 | 621.384 Radar, Radio 3,311 | 621.385 Telephony 313 | 621.386 Telephone terminal equipment 46 | 621.387 Telephone transmission equipment 21 | 621.388 Television 699 | 621.389 Audio, sound engineering 935 |
621.3820 58 | 621.3821 191 | 621.3822 Digital Signal Processing (DSP) 636 | 621.3823 18 | 621.3824 Antenna systems 130 | 621.3825 67 | 621.3826 | 621.3827 201 | 621.3828 72 | 621.3829 |
621.38250 1 | 621.38251 | 621.38252 | 621.38253 | 621.38254 10 | 621.38255 | 621.38256 | 621.38257 | 621.38258 | 621.38259 |
Related Tags
"Far Friends"
MDS classes with significant recommendations overlap, excluding ones under the same top-level class.
None
Wording
1922 Edition |
Modern Language |
Emoji |