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international unit |
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international unitAny of several precision standards used in measuring physical quantities, such as mass, length, and time (see International System of Units), and also lighting systems, radiation processes, and pharmacology. The luminous intensity or candlepower of a light is expressed in candelas. The second is based on the frequency of radiation emitted by cesium-133 atoms. In radioactive decay, the international unit is the number of disintegrations per second in a sample. In pharmacology, the international unit is the quantity of a substance (vitamin, hormone, or toxin) that produces a specified effect when tested according to an internationally accepted procedure. |
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| The company also announced its Hilton International unit expects to list 10 separate hotels in Europe for sale by the end of September. Calpine customers with threatened contracts are Edison International unit Southern California Edison, Acadia Power Partners, PG&E unit Pacific Gas & Electric Co. Kluwer Law International unit Aspen Publishers (New York), in cooperation with the Singapore International Arbitration Center, has begun the publication of the "Asian International Arbitration Journal" with an issue in August. |
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international unit
