| |||
mean solar; mean sun (假想的参考天体) | |||
astronomic sun; astronomical sun; mean sun | |||
| |||
mean sun | |||
| |||
mean sun |
平太阳 : 46 phrases in 9 subjects |
Agriculture | 2 |
Aviation | 3 |
Desert science | 5 |
Fishery fishing industry | 2 |
Life sciences | 1 |
Refrigeration | 2 |
Space | 12 |
Technology | 18 |
Wind Energy | 1 |