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коефициент на искористеност

In general lighting calculations, the fraction of initial lamp lumens that reach the work plane. CU is a function of luminaire efficiency, room surface reflectances and room shape.

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коефициент
Accounting; Auditing

The relation between two quantities expressed as the quotient of one divided by the other. The ratio of 8 to 2 is written 8/2 and equals four. Financial statement ratios are used ...

коефициент
Mathematics; Algebra

The constant factor of a monomial.

коефициент
Economy; International economics

1. A number or symbol multiplied by a variable. 2. In a regression analysis, the estimated numerical association between one variable and another, usually taken to represent the ...

на
Language; Dictionaries

Function words; preposition; touching a surface or an object.

систем
Lights & lighting; Lighting products

A term referring to the lamp and ballast combination, and sometimes to the entire lighting delivery system including the fixture, the optics, the particular layout and the ...

ултра
Lights & lighting; Lighting products

A common way of referring to high efficiency GE T8 family of lamps that perform better than standard T8 lamps. Also refers to the system.

визуелна задача
Lights & lighting; Lighting products

The task associated with seeing; objects and details that must be seen to perform an activity.

волт
Lights & lighting; Lighting products

A measure of "electrical pressure" between two points. The higher the voltage, the more current will be pushed through a resistor connected across the points. The volt ...

напон
Lights & lighting; Lighting products

A measurement of the electromotive force in an electrical circuit or device expressed in volts. Voltage can be thought of as being analogous to the pressure in a waterline.

вати
Lights & lighting; Lighting products

A unit of electrical power. Lamps are rated in watts to indicate the rate at which they consume energy. (See KILOWATT HOUR).

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