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Accuracy is the correctness of a single measurement. The accuracy of a measurement is assessed by comparing the measurement with the true or accepted value, based on evidence independent of the measurement. The closeness of an average to a true value is referred to as "trueness".

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қос дәлдік

컴퓨터; 워크스테이션

Using two words to represent a number in order to keep or increase precision. On SPARC? workstations, double precision is the 64-bit IEEE double precision.

жалғыз дәлдік

컴퓨터; 워크스테이션

Using one computer word to represent a number.

олефин

화학; 일반 화학

A compound that consists of only carbon and hydrogen, that contains at least one carbon-carbon double bond. Alkene names end with -ene. Examples are ethylene (CH2=CH2); 1-propene ...

майшыт

화학; 일반 화학

A colloid formed from tiny liquid droplets suspended in another, immiscible liquid. Milk is an example of an emulsion.

нейтрино

화학; 일반 화학

An elementary particle produced by certain nuclear decay processes. Neutrinos have no charge and extremely small masses compared to other subatomic particles.

қос жылу

화학; 일반 화학

A device that senses temperature changes by using a pair of joined wires made of dissimilar metals that produces a voltage that changes with temperature.

калориметр

화학; 일반 화학

An insulated vessel for measuring the amount of heat absorbed or released by a chemical or physical change.

гидроксил

화학; 일반 화학

1. An -OH group within a molecule. 2. A free radical formed by abstraction of a hydrogen atom from water.

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Ақымақтар күні

Celebrated on the 1st of April each year, April Fools' Day is a time when people, and increasingly businesses, play all kinds of good humored or funny ...