摘要: No abstract available.
| 作者 | Renzetti, N. A. | ||
|---|---|---|---|
| 原报告号 | N80-30319 | 总页数 | 121 |
| 报告类别/文献类型 | NASA / NTIS科技报告 | ||
| 关键词 | Astrophysics Deep space network Extraterrestrial intelligence Geodynamics Interplanetary navigation Radio sources (Astronomy) Spacecraft tracking Data acquisition Ground stations Pioneer project Telecommunication Very long base interferometry Voya | ||
