这些参考点可以用于计算可接受的精度的相对标高，当飞机离那参考点在一定距

这些参考点可以用于计算可接受的精度的相对标高，当飞机离那参考点在一定距离内。

Hasil (Inggris) 1:

These reference points can be used to calculate the relative elevation of acceptable accuracy, as the plane away from the reference point is within a certain distance.

Hasil (Inggris) 2:

These reference points can be used to calculate the acceptable level relative accuracy when the aircraft away from that reference point within a certain distance.

Hasil (Inggris) 3:

These reference points can be used to calculate the relative elevation of the acceptable accuracy when the aircraft is away from the reference point.