大学英语词汇短语释义解析及例句 accretion disc


释义：

accretion disc 吸积盘

例句：


For the cold protosolar accretion disc, convective instability will gradually end from the outer region to the center and from the surface to central plane.

原太阳吸积盘为冷的薄盘，盘中热对流不稳定性由外而内，由上而下地终结；



X-ray pulsar that spins fast enough to become a millisecond pulsar once it has consumed its accretion disc.



For the first time, scientists working at the Hubble Space Telescope were able to directly observe a quasar accretion disc.



By then, the outer layers of its companion star have been completely torn away and the accretion disc has vanished: millisecond pulsars do not have accretion discs.



Since the inner part of the accretion disc orbits faster than once a second, as the hot gas ploughs into the neutron star's surface, it torques the star up to ever higher speeds.