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| אנגלית אוצר מילים | |||
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| The condition of weather and terrain that permits a force to see the friendly, enemy, and neutral personnel and systems, and key aspects of the environment. (FRA) | |||
| obsn; obsr; obbo; observ; obsv | |||
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Observation : 7 צירופים, 2 נושאים |
| מָתֵימָטִיקָה | 5 |
| סטָטִיסטִיקָה | 2 |