英语词汇“accretion disc”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

accretion disc

(US accretion disk)

noun Astronomy

A rotating disc of matter formed by accretion around a massive body (such as a black hole) under the influence of gravitation.The Blandford-Znajek theory implies that energy flows to particle jets emanating perpendicularly from the accretion disk in certain supermassive black hole systems called quasars....

As the matter in the accretion disk spirals toward the black hole it is heated to very high temperatures and emits strong highly energetic electromagnetic radiation.
A Type Ia supernova, on the other hand, if the widely accepted model is correct, involves a white dwarf star, an orbiting companion, and an accretion disk - an inherently asymmetric configuration.

单词	accretion disc
释义	accretion disc (US accretion disk) noun Astronomy A rotating disc of matter formed by accretion around a massive body (such as a black hole) under the influence of gravitation.The Blandford-Znajek theory implies that energy flows to particle jets emanating perpendicularly from the accretion disk in certain supermassive black hole systems called quasars.... As the matter in the accretion disk spirals toward the black hole it is heated to very high temperatures and emits strong highly energetic electromagnetic radiation. A Type Ia supernova, on the other hand, if the widely accepted model is correct, involves a white dwarf star, an orbiting companion, and an accretion disk - an inherently asymmetric configuration.
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