| タイトル | Improved Coal-Thickness Measurement |
| 著者（英） | Barr, T. A. |
| 著者所属（英） | NASA Marshall Space Flight Center |
| 発行日 | 1984-04-01 |
| 言語 | eng |
| 内容記述 | Summed signals and dielectric-filled antenna improve measurement. Improved FM radar for measuring thickness of coal seam eliminates spectrum splitting and reduces magnitude of echo from front coal surface. |
| NASA分類 | ELECTRONIC SYSTEMS |
| レポートNO | 83B10284
MFS-23721 |
| 権利 | No Copyright |
| URI | https://repository.exst.jaxa.jp/dspace/handle/a-is/408201 |
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