MDS621.39092

Expresiones: Ciencias aplicadasEngineering and allied operationsApplied physicsElectrical, magnetic, optical, communications, computer engineering; electronics, lightingComputer engineeringSin especificarBiography and HistoryBiography

Dewmoji: ????????

0
Obras generales y ciencias de la información
216,948
ℹ️
1
Filosofía
229,419
💭
2
Religión
562,779
🙏
3
Sociología
1,169,921
👫
4
Filología
177,109
💬
5
Ciencias naturales
380,441
🔬
6
Ciencias aplicadas
844,132
💡
7
Bellas artes
857,504
🎨
8
Literatura
1,201,263
📚
9
Historia
703,933
🗺️
60
General Technology
8,586
💡
61
Medicine and health
277,111
💉
62
Engineering and allied operations
140,868
🔩
63
Agriculture & related technologies
78,723
🌱
64
Home and family management
152,587
🏠
65
Management and auxiliary services
131,640
👔
66
Chemical Technology
17,794
🚀
67
Manufacturing
7,692
📦
68
Manufacture of products for specific uses
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
621.30
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
621.390
51
621.391
General works on specific types of computers
345
621.392
Systems analysis and design, computer architecture
114
621.393
3
621.394
621.395
Circuitry
492
621.396
8
621.397
Storage
102
621.398
Interfacing and communications devices, peripherals
136
621.399
Devices for special computer methods
45
621.3900
621.3901
621.3902
13
621.3903
621.3904
621.3905
621.3906
7
621.3907
621.3908
621.3909
Biography and History
31
621.39090
621.39091
621.39092
Biography
30
621.39093
621.39094
621.39095
621.39096
621.39097
621.39098
621.39099

Obras seleccionadas bajo el MDS 621.39092 (30)

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Expresiones

Edición de 1922
NO copies de fuentes que se encuentren bajo derechos de autor. La edición de 1922 está disponible aquí, en un absurdo inglés fonético. Usa la grafía estándar.
Idioma Moderno
Las expresiones modernas deben basarse en el Sistema Decimal Gratuito (en inglés) o en la edición de 1922 de Dewey. El lenguaje y los conceptos pueden ser modernizados. No utilices una fuente que se encuentre bajo derechos de autor.
Emoji
Un solo emoji para esta clase de DDC. El emoji completo estará compuesto por los emojis desde el nivel superior hasta este.