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| 71. | ultrasonic therapy apparatus |
| 超声波治疗机 |
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| 72. | ultrasonic measurement |
| 超声波测量 |
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| 73. | ultrasonic meter |
| 超声波测量仪 |
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| 74. | ultrasonic viscometer |
| 超声波粘度计 |
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| 75. | ultrasonic monitor |
| 超声波监测器 |
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| 76. | ultrasonic tank |
| 超声波延迟线 |
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| 77. | ultrasonic oscillations |
| 超声波振荡 |
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| 78. | ultrasonic thickness tester |
| 超声波测厚仪 |
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| 79. | ultrasonic probe |
| 超声波探针 |
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| 80. | ultrasonic water level gauge |
| 超声波水位计 |
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