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| effective radius of the earth | |||
| effective earth radius | |||
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| effective earth's radius | |||
| эффективный радиус Земли: 1 phrase in 1 subject |
| Mass media | 1 |
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| effective radius of the earth | |||
| effective earth radius | |||
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| effective earth's radius | |||
| эффективный радиус Земли: 1 phrase in 1 subject |
| Mass media | 1 |