单词 | Hercules X-1 |
释义 | Hercules X-1 [`hǝr·kyǝ´lēz ¦eks `wǝn] ASTROPHYSICS A source of x-rays that pulses with a period of 1.237 seconds, and is eclipsed for 6 of every 42 hours, associated with a variable star, designated HZ Herculis, that also has a period of 42 hours and faint 1.237-second pulsations; believed to be a binary star whose invisible member is a rotating neutron star. Abbreviated Her X- 1. |
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