|
|
| 41. | observation window |
| 管制室 |
|
|
| | |
| 42. | observation mine |
| 视发水雷 |
|
|
| | |
| 43. | observation period |
| 观测时期 |
|
|
| | |
| 44. | land observation |
| 陆上观测 |
|
|
| | |
| 45. | observation procedure |
| 观测步骤 |
|
|
| | |
| 46. | observation television |
| 观察电视 |
|
|
| | |
| 47. | observation report |
| 观测报告|实测记录 |
|
|
| | |
| 48. | ocean observation |
| 海洋观测 |
|
|
| | |
| 49. | observation seaplane |
| 海上观测飞机 |
|
|
| | |
| 50. | abnormal observation |
| 反常观察值 |
|
|
| | |