| 1. | The whole apparatus operates under high vacuum .
整个装置在高真空下运转。 |
| 2. | A high vacuum in the fuel tank can cause atmospheric pressure to collapse the tank .
燃油箱内的高真空，会引起大气压力压塌油箱。 |
| 3. | He decided to do all he could to produce a still higher vacuum and find out what happened then .
他决心尽一切力量造成更高的真空度，看看会有什么景象发生。 |
| 4. | The salt water is passed through a series of chambers which have progressively higher vacuums and lower temperatures .
咸水流过一系列真空程度逐渐增高，温度逐渐降低的蒸馏室。 |
| 5. | The substitution of evacuated powders for high vacuum alone will usually improve the insulation by reducing the radiant heat transfer .
只需用抽空气体的粉末而不用单纯的高真空，一般便可减少辐射热传输，从而提高绝缘度。 |
| 6. | High vacuum temper furnace aluminum alloy vacuum braze we
真空退火炉立式和卧式 |
| 7. | Vacuum technology . high vacuum flanges . dimensions
真空技术.高真空用法兰盘.尺寸 |
| 8. | Development of new - type k - 800a high vacuum oil diffusion pump
高真空油扩散泵的研制 |
| 9. | Vacuum technology high vacuum collars . dimensions
真空技术.高真空管颈.尺寸 |
| 10. | Heat treatment equipment high vacuum gas oil quenching oven
热处理设备：高真空气油淬两用炉 |
