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71. | electrothermic instrument |
| 电热仪表 |
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72. | checking instrument |
| 校验仪表 |
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73. | hot wire instrument |
| 热线仪表 |
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74. | switchboard instruments |
| 配电盘仪表 |
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75. | scientific instrument |
| 科学仪表 |
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76. | well head gauge |
| 井口仪表 |
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77. | blind interception |
| 仪表拦截 |
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78. | all-purpose instrument |
| 万能仪表 |
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79. | pocket instrument |
| 袖珍仪表 |
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80. | distant action instrument |
| 遥测仪表 |
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