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| 英语 词库 |
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| 军队, 后勤 |
Oral or written expression of the commander's decision, giving precise instructions which can be implemented, generally at short notice and within clearly defined conditions. 2. A communication, written, oral, or by signal, which conveys instructions from a superior to a subordinate. (UKR/NATO) |
| 缩写, 军队, 航海 |
or; ord; odr |
| 缩写, 冶金 |
ord. |
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| 缩写, 石油/石油 |
omnidirectional digital radar |
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| 法律, 缩写 |
O. |
