sunspecs

sunspecs的英语例句

1. This includes the continuous survey of umbra and penumbra of the sunspot.

   这包括对太阳黑子本影和半影持续的观测.

2. These faculae frequently are the forerunners of sunspot formation.

   这些光斑常常是形成太阳黑子的先兆.

3. We observe three sunspot groups on the disc.

   在日面上观测到三个黑子群.