2-1 地球和地表 |
The Earth and
the Earth's Surface |
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资料来源:中国地图出版社《世界地图集》。 |
Source: China Map Publishing House Atlas of
the World. |
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指 标 |
Indicator |
数 据 |
Number |
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地球离太阳的平均距离(公里) |
Average
Distance between the Sun and the Earth (km) |
149598000 |
日地最远距离 |
Maximum
Distance |
152100000 |
日地最近距离 |
Minimum
Distance |
147100000 |
地球公转的平均速度(公里/秒) |
Average
Revolution Speed of the Earth (km/s) |
29.8 |
在远日点公转速度 |
At the
Aphelion |
29.3 |
在近日点公转速度 |
At the
Perihelion |
30.8 |
地球公转的轨道长度(公里) |
Orbit
Length of the Earth's Revolution (km) |
939120000 |
地球公转一周的时间(日/时/分/秒) |
Revolution Period of the Earth (d/h/m/s) |
365/5/48/46 |
地球自转周期(时/分/秒) |
Self-rotation Period of the Earth (h/m/s) |
23/56/4 |
赤道半径长度(公里) |
Semi
Diameter Length of Equator (km) |
6378 |
极半径长度(公里) |
Polar
Semi Diameter Length(km) |
6357 |
子午线周长(公里) |
Meridian
Length (km) |
40009 |
赤道周长(公里) |
Equator
Length (km) |
40076 |
地球表面总面积(平方公里) |
Earth's
Surface Area (sq. km) |
510083042 |
陆地面积(平方公里) |
Land
Area (sq. km) |
149519000 |
#亚洲(%) |
Asia (%) |
29.4 |
非洲(%) |
Africa (%) |
20.2 |
欧洲(%) |
Europe (%) |
6.8 |
北美洲(%) |
North America (%) |
16.2 |
南美洲(%) |
South Africa (%) |
12.0 |
大洋洲(%) |
Oceania (%) |
6.0 |
南极洲(%) |
Antarctica (%) |
9.4 |
海洋面积(平方公里) |
Ocean
Area (sq. km) |
361000000 |
#太平洋(%) |
Pacific Ocean(%) |
49.4 |
大西洋(%) |
Atlantic Ocean(%) |
25.4 |
印度洋(%) |
Indian Ocean (%) |
21.1 |
北冰洋(%) |
Arctic Ocean (%) |
4.1 |
地球体积(亿立方公里) |
Cubage of the Earth (100 million
cub. km) |
10833.2 |
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