| 标签 | 内容长度 | 内容 | 优化建议 |
|---|---|---|---|
| 标题（Title） | 21 个字符 | European Space Agency | 一般不超过80个字符 |
| 关键词（KeyWords） | 339 个字符 | European Space Agency, Moon, Mars, sun, space exploration, probes, missions, satellites, launchers, international space station, ISS, telecommunications, earth observation, navigation, astronauts, solar system, universe, remote sensing, space news, ESA, environment, monitoring, astronomy, Ariane, rocket, Galileo, comet, education, Venus | 一般不超过100个字符 |
| 描述（Description） | 172 个字符 | The European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, monitoring and space science. | 一般不超过200个字符 |
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