| D007394 |
International System of Units |
A system of physical units in which the fundamental quantities are length, time, mass, electric current, temperature, luminous intensity, and amount of substance, and the corresponding units are the meter, second, kilogram, ampere, kelvin, candela, and mole. The system has been given official status and recommended for universal use by the General Conference on Weights and Measures. |
SI Units,Systeme International d'Unites,SI Unit,Unit, SI,Units, SI |
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| D010506 |
Periodicals as Topic |
Works about publications issued at stated, more or less regular, intervals. |
Journals as Topic,Magazines,Newsletters,Magazine,Newsletter |
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| D011643 |
Publishing |
"The business or profession of the commercial production and issuance of literature" (Webster's 3d). It includes the publisher, publication processes, editing and editors. Production may be by conventional printing methods or by electronic publishing. |
Electronic Publishing,Publishing, Electronic,Electronic Publishings,Publishings, Electronic |
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| D014481 |
United States |
A country in NORTH AMERICA between CANADA and MEXICO. |
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| D014894 |
Weights and Measures |
Measuring and weighing systems and processes. |
Measures,Scales,Weights,Measure,Measures and Weights |
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