| 1. | Divers had to rely on air pumped from the surface .
潜水员所需的空气是从水面输送的。
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| 2. | A german glassblower and instrument maker geissler by name, built in 1954, an air pump .
有位德国吹玻璃工兼仪器制造工，名叫盖斯勒，他在1954年造了一台空气泵。
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| 3. | Submersible uv sterilizer to use with air pump for
本泵采用无轴封设计，泵体完全密封
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| 4. | A double air pump control system based on pic16c
54的双联气泵控制系统
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| 5. | A kind of new - style portable zxc air pump
基因的克隆与表达分析
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| 6. | Centrifugal air pump strainer
离心式风泵滤尘器
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| 7. | Acd series of aquarium air pumps
水族气泵系列
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| 8. | Aprevlv air pump relief valve
空气泵减压阀
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| 9. | Electromagnetic air pumps
电磁式空气泵系列
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| 10. | Apdv air pump diverter valve
空气泵分流阀
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