MDS 620.00425

Wording: Technology Engineering Engineering and allied operations Not set General Engineering Special Topics Design Not set

Dewmoji: 💡🔩🔩?????

0 Computer science, information & general works 252,013 ℹ️	1 Philosophy and Psychology 270,129 🧠	2 Religion 681,242 🙏	3 Social sciences 1,328,382 👫	4 Language 209,883 💬	5 Natural sciences & mathematics 431,918 🔬	6 Technology 940,635 💡	7 Arts & recreation 1,031,850 🎨	8 Literature & rhetoric 1,436,736 📚	9 History & geography 837,760 🗺️
60 Technology 9,943 💡	61 Medicine & health 306,082 💉	62 Engineering 157,979 🔩	63 Agriculture 88,093 🌱	64 Home economics & family management 172,237 🏠	65 Management & public relations 145,064 👔	66 Chemical engineering 19,470 🚀	67 Manufacturing 8,724 📦	68 Manufacture for specific uses 20,805 🔨	69 Construction of buildings 12,238 👷
620 Engineering and allied operations 21,480 🔩	621 Applied physics 47,082 🏭	622 Mining and related operations 3,895 🕳	623 Military and nautical engineering 15,890 ⚓	624 Civil engineering 8,105 🌉	625 Engineering of railroads and roads 6,655 🛤	626 [Formerly: Canal Engineering] 83	627 Hydraulic engineering 1,873 🌊	628 Environmental engineering and sanitary engineering 7,319 🚽	629 Other branches of engineering 45,597 🌿
620.0 4,939	620.1 Engineering Mechanics and Materials Science 10,090	620.2 Acoustics and noise 363	620.3 Vibrations 206	620.4 466	620.5 Nanotechnology 1,211	620.6 10	620.7 -- 110	620.8 Human Factors 775 👨	620.9 History 74
620.00 General Engineering 4,884	620.01 Statistics 2	620.02 Quantities and cost 8	620.03 Contracts and specifications 6	620.04 Designs and drawings 22	620.05 Executive 1	620.06 Working and maintenance 3	620.07 Laws and regulations 7	620.08 Patents	620.09 Reports 4
620.000 2	620.001 Philosophy And Psychology 1,063	620.002 Miscellany 441	620.003 Dictionaries And Encyclopedias 30	620.004 Special Topics 2,428	620.005 21	620.006 Business 164	620.007 Education And Research 365	620.008 19	620.009 Biography And History 345
620.0040 2	620.0041	620.0042 Design 1,769	620.0043	620.0044 122	620.0045 Quality 420	620.0046 27	620.0047	620.0048	620.0049
620.00420 718	620.00421	620.00422 6	620.00423	620.00424	620.00425 123	620.00426	620.00427	620.00428	620.00429
620.004250 11	620.004251	620.004252 1	620.004253	620.004254	620.004255	620.004256	620.004257	620.004258	620.004259