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| 41. | Magnetic flux |
| 磁通 |
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| 42. | GSM (Global System for Mobile communications) |
| 数字通 |
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| 43. | ventilating air |
| 通风流 |
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| | |
| 44. | air vent vale |
| 通气阀 |
|
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| 45. | ventilation pressure |
| 通风压 |
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| 46. | square tube |
| 方通 |
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| 47. | Lead and lead-antimony alloy plate |
| GB/T1470-1988铅及铅锑合金板 |
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| 48. | aeration; ventilatio |
| 通气性 |
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| 49. | a day student; a nonresident student |
| 通学生 |
|
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| 50. | aeration zone of suspended water |
| 通气层 |
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