Swinging area provided with sighting points at cardinal and intercardinal points, and with uniform magnetic field.
摆动区的基本方位和中间基本方位设有瞄准点以及相同的磁场。
2
The over-winter cardinal number of meadow moth was very small in lawn in Changsha area, and they were a number of meadow moths coming from other places, not from the Changsha area.