- room density
- Социология: уплотнённость жильцов, число жителей на комнату
Универсальный англо-русский словарь. Академик.ру. 2011.
room density
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Room acoustics — describes how sound behaves in an enclosed space.The way that sound behaves in a room can be broken up into roughly four different frequency zones: *The first zone is below the frequency that has a wavelength of twice the longest length of the… … Wikipedia
Room temperature — (also referred to as ambient temperature) is a common term to denote a certain temperature within enclosed space at which humans are accustomed. Room temperature is thus often indicated by general human comfort, with the common range of 22°C… … Wikipedia
Density — This article is about mass density. For other uses, see Density (disambiguation). The mass density or density of a material is defined as its mass per unit volume. The symbol most often used for density is ρ (the Greek letter rho). In some cases… … Wikipedia
Room air distribution — Characterizing how air is introduced to, flows through, and is removed from spaces is called room air distribution. [Fundamentals volume of the ASHRAE Handbook , Atlanta, GA, USA, 2005] HVAC airflow in spaces generally can be classified by two… … Wikipedia
Orders of magnitude (density) — Skylab measured several orders of magnitude of the Sun s density (top scale: 10−18 to 10−6 g⋅cm−3, equivalent to 10−15 to 10−3 kg⋅m−3) at different temperatures and heights above its surface. List of orders of magnitude for density less than … Wikipedia
Number density — In physics, astronomy, and chemistry, number density (symbol: n) is an intensive quantity used to describe the degree of concentration of countable objects (particles, molecules, phonons, galaxies, etc.) in the three dimensional physical space.… … Wikipedia
Sound energy density — The sound energy density or sound density (symbol E or w ) is an adequate measure to describe the sound field at a given point as a sound energy value. The letter lower case w sign w is easily mixed with the sign omega (omega), therefore we… … Wikipedia
Resonant room modes — affect the low frequency response of a sound system at the listening position. They are actually one of the biggest obstacles to high fidelity reproduction with modern equipment as they exist to varying degrees in all rooms and can only be… … Wikipedia
Low-density polyethylene — LDPE has SPI resin ID code 4 Low density polyethylene (LDPE) is a thermoplastic made from petroleum. It was the first grade of polyethylene, produced in 1933 by Imperial Chemical Industries (ICI) using a high pressure process via free radical… … Wikipedia
List of elements by density — This is a list of the chemical elements, sorted by density measured at standard temperature and pressure. (The first elements from hydrogen to radon are gases at normal room temperatures.) … Wikipedia
YMCA Aquatic Center — a separate 25 meter by 25 yard diving well and a 25 yard teaching pool.. [SwimmersGuide.com http://www.swimmersguide.com/query/Detail.cfm?PoolID=1066 ] It features a first of its kind hydraulically retractable roof. The facility also incorporates … Wikipedia
