1) postnoon
午后
1.
The postnoon sector at cusp latitude is a abnormal plasma process region.
极尖纬度午后区是一个异常等离子体过程区,已发现该区在低地磁扰动条件下,多种空间物理现象活动强度极大(相对邻区):强的向上场向电流,向下低能电子流极大,向上离子通量极大,F层电子密度极大等等。
2) The forenoon and afternoon
午前午后
3) afternoon
[英][,ɑ:ftə'nu:n] [美]['æftɚ'nun]
n.下午,午后
4) take a siesta after lunch
午餐后午睡
5) Postnoon aurora
午后极光
1.
Based on auroral observations of a multi channels scanning photometer at Zhongshan Station, Antarctica and solar wind parameters data obtained by WIND Satellite at the upstream of the bow shock in 1997 and 1998, the dependence of the high latitude postnoon auroral intensity upon the solar wind parameters are studied quantitatively.
研究表明 ,午后极光 6 3 0 。
2.
It is examined that postnoon aurora observed at Zhongshan station (invariant latitude 74.
5S,MLT= UT+ 2)利用全天空极光摄像机和三波段极光扫描光度计观测到的午后极光进行了分析,发现宁静日午后极光的形态随磁地方时变化。
补充资料:午后
1.下午。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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