• 美国国家航空和航天局的太阳力学天文观测台有一股强大的耀斑引起的日冕物质抛射大约每秒560英里(每秒900千米)的速度地球袭来。

    NASA's Solar Dynamics Observatory said it saw a large coronal mass ejection (CME) associated with the flash blasting toward Earth at about 560 miles per second (900 kilometers per second).

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  • 2010年10月7一轮新月太空飞船(与地球同步轨道太阳之间直接经过时美国国家航空航天局太阳动力学观测台观测到了圆月的运转。

    On Oct. 7, 2010, NASA's Solar Dynamics Observatory, or SDO, observed its first lunar transit when the new moon passed directly between the spacecraft (in its geosynchronous orbit) and the sun.

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  • 来自“深空气候观测台警报针对整个地球

    The warnings from DSCOVR will be for the whole planet.

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  • 地球自转角速度变化脉冲星周期影响的数值,取决于脉冲星的观测纬度

    The magnitude of the effect on the rate of change of pulsar period depends on the declination of the pulsar and the latitude of the observing station.

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  • 地球自转角速度变化脉冲星周期影响的数值,取决于脉冲星的观测纬度

    The magnitude of the effect on the rate of change of pulsar period depends on the declination of the pulsar and the latitude of the observing station.

    youdao

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