East China’s port city of Quanzhou once
UNESCO accepted “Quanzhou: Emporium of the World in Song-Yuan China”
Located on narrow plains along the coastline of Fujian, Quanzhou
A number of famous medieval
Its past is proved by several historic sites. Additionally, as well as being one of the major hubs of commerce and exchange along the Maritime Silk Roads, Quanzhou was
2 . Sea level, also referred to as mean(平均的) sea level is the level at which the oceans exist when averaged between high and low tides. It is calculated by measuring the level of the oceans over long periods of time and under all types of weather conditions.
| A．The measurement of mean sea level has many uses. |
| B．These devices measure the average height of the sea. |
| C．The actual level of the sea is constantly changing as tides rise and fall. |
| D．A change in the height of the land can also affect the measurement of the sea. |
| E．It is used to calculate the height or depth of any point on the Earth's land surface. |
| F．Several terms are used to describe the changing relationships between sea level and dry land. |
| G．While most of the land lies above sea level, there are still places that actually exist below it. |
No one has had a
In particular, we associate ancient Greek civilization
In a gesture to preserve history, the Greek government appointed a committee to undertake the repair work of the Acropolis to bring the Acropolis back to its former glory.
