білік

білік

1. An atom, bond, or lone pair that is perpendicular to equatorial atoms, bonds, and lone pairs in a trigonal bipyramidal molecular geometry .

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Κλάδος/Τομέας: Chemistry
Category: General chemistry
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доңғалақтан тыс иінді білік

Machine tools; Bearings

The deviation of the shaft cross section from a true click. Out-of-round is measured as the radial distance, on a polar chart recording, between concentric, circumscribed and ...

иінді білік тұрақтылығы

Machine tools; Bearings

This is the allowable variation in the shaft diameter.

тозу (иінді білік)

Machine tools; Bearings

This is the same as gyration. When it is expressed in inches alone or accompanied by the abbreviation TIR (total indicator reading), it refers to twice the radial distance between ...

иінді білік туралануы

Machine tools; Bearings

Amount of interference or clearance between bearing inside diameter and shaft bearing seat outside diameter.

иінді білік беріктігі

Machine tools; Bearings

The resistance to indentation. At minimum, it should be Rockwell C45.

олефин

Chemistry; General chemistry

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

Chemistry; General chemistry

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

нейтрино

Chemistry; General chemistry

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

қос жылу

Chemistry; General chemistry

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

Chemistry; General chemistry

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

гидроксил

Chemistry; General chemistry

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

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Κλάδος/Τομέας: Αστρονομία Category: Galaxy

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The two giant bubbles of high-energy gamma rays protruding from the Milky Way, each spanning 25,000 light-years across, roughly the size of the galaxy ...