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1. | Pressure- evacuation test |
| 压力抽空检测 |
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2. | to find time to do sth. |
| 抽空 |
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3. | pump off control |
| 抽空控制 |
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4. | vacuum and pressure air pump |
| 抽空压气两用泵 |
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5. | evacuated vessel |
| 抽空容器 |
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6. | evacuation of capsule |
| 包套抽空 |
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7. | degree of exhaustion |
| 抽空度 |
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8. | wet system of evacuating |
| (用喷水空气泵抽空的装置)湿体系抽空 |
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9. | jet vacuum mixer |
| 水力抽空搅拌器 |
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10. | vacuum pump compressor |
| 真空泵抽空压气机 |
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