Table 1.
Site location and description of the CE318.
| Station name | Lon (°) | Lat (°) | Site description |
|---|---|---|---|
| Beijing | 116.381E | 39.977N | Urban station, 92m a.s.l., located in urban area of Beijing |
| XiangHe | 116.962E | 39.754N | Suburban station, 36m a.s.l., 50 km to the east of Beijing |
| Xinglong | 117.578E | 40.396N | Regional back-ground station, 970m a.s.l., on the top of a mountain, 100 km to the north of Beijing |