usra.edu 的自然流量、热门关键词、排名和 SEO 数据。
| # | 关键词 | 搜索量 | KD | CPC | 预计流量 | 排名 | 国家 |
|---|---|---|---|---|---|---|---|
| 1 | polaris star | 12,700 | 34 | $1.09 | 698 | 5 |  US |
| 2 | apollo 9 | 4,300 | 24 | $0.42 | 688 | 2 | US |
| 3 | apollo 16 | 4,600 | 31 | $0.81 | 540 | 3 | US |
| 4 | apollo 17 | 2,200 | 13 | N/A | 352 | 2 |  UK |
| 5 | apollo 11 mission | 3,000 | 55 | $0.30 | 315 | 3 | US |
| 6 | moon cycles | 5,400 | 40 | $0.33 | 297 | 5 | US |
| 7 | what temperature does ice melt | 1,800 | 28 | $0.00 | 288 | 2 | US |
| 8 | apollo 15 | 2,600 | 28 | $0.35 | 273 | 3 | US |
| 9 | what is the size of mars | 3,300 | 33 | $0.00 | 247 | 4 | US |
| 10 | apollo 11 | 9,700 | 19 | $0.68 | 242 | 7 | UK |
| 11 | apollo 8 | 3,200 | 15 | $0.62 | 240 | 4 | UK |
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