Basic scale topographic map is bases on one of million international map subdivision and divided by Longitude difference and Latitudedifference.
我国基本比例尺地形图是以国际百万分之一地图分幅为基础，按一定的经差和纬差划分图幅。
2
The only difference is in geography, latitude is zero on the equator and becomes something north, something south, depending on how far you go from the equator.
唯一的区别是，在地理上，纬度在赤道是0度，然后由赤道向两极数字递增。
3
The difference of blood pressure in nationality was mainly affected by the latitude and the elevation.