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61. | four-channel multispectral viewer |
| 四道多光谱观察器 |
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62. | single-channel digital exploration seismograph |
| 单道数字地震仪 |
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63. | clearance of flood channel obstruction |
| 行洪道清障 |
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64. | TCRA (Twin Channel Radiometer Amplifier) |
| 双波道辐射仪放大器 |
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65. | interference of adjacent-channel signals |
| 邻道信号干扰 |
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66. | preset channel selector knob |
| 预调波道选择旋钮 |
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67. | co channel interference |
| 同波道干扰;同频道干扰 |
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68. | very high frequency radio-telephone channel |
| 甚高频无线电话波道 |
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69. | transistorized channel translating equipment |
| 晶体管化波道调换装置 |
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70. | four channel fast coincidence unit |
| 四道快符合单元 |
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