1、光面
... daysonlocation在位天数 dayside光面 dbmeter分贝计 ...
2、白昼侧
...白昼标志 {航} daymark白昼侧 dayside白昼电影放映 daylight film projection ...
dayside aurora日侧极光;昼侧极光
dayside magnetopause向阳面磁顶
dayside magnetosphere昼侧磁层
dayside auroral oval昼侧椭圆极光
dayside aurora oval日侧极光卵