- average mean free path
- Космонавтика: средняя длина свободного пробега
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
Mean free path — In physics, the mean free path is the average distance covered by a moving particle (such as an atom, a molecule, a photon) between successive impacts (collisions) [1] which modify its direction or energy or other particle properties. Contents 1… … Wikipedia
mean free path — noun : the average distance traversed between collisions by particles (as molecules of a gas or free electrons in metal) in a system of agitated particles called also free path * * * Physics, Chem. (in a collection of moving particles)the average … Useful english dictionary
mean free path — Physics, Chem. (in a collection of moving particles)the average distance that a particle travels between successive collisions with other particles. * * * ▪ physics average distance an object will move between collisions. The actual… … Universalium
mean free path — noun 1. the average distance travelled by a particle, atom, or molecule between collisions with other particles. 2. the average distance travelled by a soundwave between successive reflections …
mean free path — noun Date: 1879 the average distance traversed between collisions by particles (as molecules of a gas or free electrons in metal) in a system of agitated particles … New Collegiate Dictionary
mean free path — noun the average distance travelled between two similar events; especially by molecules in a gas or liquid, electrons or phonons in a crystal or neutrons in a moderator … Wiktionary
Mean free time — Molecules in a fluid constantly collide off each other. The mean free time of a molecule in a fluid is the average time between collisions. The mean free path of the molecule is the product of the average speed and the mean free time. These… … Wikipedia
mean — 1. v.tr. (past and past part. meant) 1 a (often foll. by to + infin.) have as one s purpose or intention; have in mind (they really mean mischief; I didn t mean to break it). b (foll. by by) have as a motive in explanation (what do you mean by… … Useful english dictionary
sun — sunlike, adj. /sun/, n., v., sunned, sunning. n. 1. (often cap.) the star that is the central body of the solar system, around which the planets revolve and from which they receive light and heat: its mean distance from the earth is about 93… … Universalium
gas — gasless, adj. /gas/, n., pl. gases, v., gassed, gassing. n. 1. Physics. a substance possessing perfect molecular mobility and the property of indefinite expansion, as opposed to a solid or liquid. 2. any such fluid or mixture of fluids. 3. any… … Universalium
radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… … Universalium