Jiangsu is the lowest-lying province in China. Most areas are below 50 meters above sea level, and low mountains and hills are concentrated in the southwest, accounting for 14.3% of the total area of Jiangsu Province, mainly including Laoshan Mountain, Yuntai Mountain, Ningzhen Mountain, Maoshan Mountain and Yili Mountain. Yunnu Mountain in Yuntai Mountain of Lianyungang is the highest peak in Jiangsu Province, with an altitude of 625 meters.
High meaning
Geographical height refers to the vertical distance above or below the sea level of a certain place or geographical thing on the ground, which is the abbreviation of altitude. It is relative to the relative height, and the reference base point for calculating the height is to confirm that a * * * is calculated with the recognized sea level. This sea level is equivalent to the 0 scale in the scale.
So altitude is also called absolute altitude or absolute altitude. Relative height is the height difference between two points. However, the sea surface ebbs and flows, and the big waves and small waves keep on. It can be said that there has never been a moment of calm, and there are obvious differences in the sea level between high tide and low tide every month.