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91. | vacuum booster pump |
| 预抽真空泵 |
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92. | booster engine unit |
| 增速机组 |
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93. | booster gas turbine |
| 增速燃气轮机 |
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94. | UHF power booster |
| 超高频功率升高器 |
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95. | booster operating lever |
| 助推器操作杆 |
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96. | booster tank truck |
| 胶管水罐消防车 |
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97. | booster power lever |
| 助推器动力杆 |
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98. | series booster regulator |
| 串联升压机调节器 |
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99. | booster pressure gauge |
| 增压计 |
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100. | triple-headed booster |
| 三活塞增压器 |
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