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IEC 60027-3:1989 ed2.0
Letter symbols to be used in electrical technology - Part 3: Logarithmic quantities and units
23 стр.
Заменен
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Разработчик:
Зарубежные/IEC
ICS:
01.060 Quantities and units / Величины и единицы измерения
Описание
Applies to logarithmic quantities and units. Quantities that can be expressed as the logarithm of a dimensionless quantity, such as the ratio of two physical quantities of the same kind, can be regarded and treated in different ways. In many cases, differences do not affect practical treatment.