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41. | magnetoelectric flowmeter |
| 磁电流量计 |
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42. | Doppler flowmeter |
| 多普勒流量计 |
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43. | nuclear radiation flowmeter |
| 核辐射流量计 |
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44. | fluid flowmeter |
| 液体流量计 |
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| |
45. | positive flow meter |
| 正向流量计 |
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| |
46. | hydrogen flowmeter |
| 氢气流量计 |
|
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| |
47. | crude oil flowmeter |
| 原油流量计 |
|
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| |
48. | counting flowmeter |
| 计数流量计 |
|
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| |
49. | displacement meter |
| 位移流量计 |
|
|
| |
50. | fuel flow meter |
| 燃料流量计 |
|
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