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Vor 2 Tagen · Platinum–iridium bar at melting point of ice (1st CGPM) 1889 0.2–0.1 μm: 10 −7: Platinum–iridium bar at melting point of ice, atmospheric pressure, supported by two rollers (7th CGPM) 1927 n.a. n.a. Hyperfine atomic transition; 1 650 763.73 wavelengths of light from a specified transition in krypton-86 (11th CGPM) 1960 4 nm: 4 × 10 −9
Vor 5 Tagen · The oldest known metal length standard corresponds to this Sumerian unit and dates from 2650 BCE. This copper bar was discovered in Nippur, on the banks of the Euphrates, and is kept in the Istanbul Archaeological Museum. Archaeologists consider that this 51.85 cm long unit was the origin of the Roman foot.
Vor 2 Tagen · As of Unicode version 15.1, there are 149,878 characters with code points, covering 161 modern and historical scripts, as well as multiple symbol sets. This article includes the 1,062 characters in the Multilingual European Character Set 2 ( MES-2) subset, and some additional related characters.
Vor 2 Tagen · The Deer Hunter is a 1978 American epic war drama film co-written and directed by Michael Cimino about a trio of Slavic-American [3] [4] [5] steelworkers whose lives are upended after fighting in the Vietnam War.
Vor 2 Tagen · Unlike the expected absolute deviation, the variance of a variable has units that are the square of the units of the variable itself. For example, a variable measured in meters will have a variance measured in meters squared. For this reason, describing data sets via their
Vor einem Tag · Foreign and international decorations are authorized for wear on United States military uniforms by the Department of Defense in accordance with established regulations for the receipt of such awards as outlined by the State Department.
Vor 4 Tagen · Blood pressure is usually expressed in terms of the systolic pressure (maximum pressure during one heartbeat) over diastolic pressure (minimum pressure between two heartbeats) in the cardiac cycle. It is measured in millimeters of mercury ( mmHg) above the surrounding atmospheric pressure, or in kilopascals (kPa).
