| 1. | The choice of pumping system depends on required pumping speed, ultimate pressure attainable(in a reasonable time) . 泵系统的选择取决于所需要的抽速,能达到的极限压强(在适当的时间内)。 |
| 2. | In our prototype mbp with a blade - set installed , the pumping speed increases by more than 20 percent 本文分析了导流叶列的工作机理,提出了叶列参数优化方法,优化后的抽速可以提高20 % 。 |
| 3. | The choice of pumping system depends on required pumping speed , ultimate pressure attainable ( in a reasonable time ) 泵系统的选择取决于所需要的抽速,能达到的极限压强(在适当的时间内) 。 |
| 4. | This model system is suitable or non - corrosive gases , widely used in the different kinds of vacuum systems for higher suction speed and high vacuum 适用于抽除空气及其它无可凝性及无腐蚀性的气体,广泛应用于需要大抽速和高真空的各种真这系统中。 |
| 5. | Double - stage high - speed vacuum ; quick , high efficiency remove water vapor in oil to enhance dryness level , breakdown voltage , one time filtration effort and reduce oil treatment period 双级高真空大抽速能快速高效的去除油中的水汽,使油的干燥程度击穿电压值一次性过滤效果都大大提高,缩短油处理工期。 |
| 6. | The testing technique and system of the newly developed , miniaturized sputtering ion pump with low pumping speed has been developed in accordance with the standards formulated by machine industry 摘要本文介绍了小抽速微型溅射离子泵的性能测试系统和参考机械行业标准确定的测试方法,探讨了测量结果误差来源。 |
| 7. | The influence of pipeline flow resistance on net speed of vacuum pump is analyzed in long - distance pipeline vacuum drying , the calculation method of net speed of vacuum pump is given and checked up with site experiment 摘要分析了长输管道真空干燥中真空泵组的有效抽速受管道流阻的影响,给出了有效抽速的计算方法,并用现场实验对其进行了验证。 |
| 8. | To research in the area of liquid helium cryopump used in nbi system is meaningful for obtaining better beam transportation efficiency . physical parameters and experience were obtained which is very useful in developing even larger cryopump 开展中性束注入系统液氦低温冷凝泵的相关研究,对获得优良的束传输效率,具有积极的意义;并为以后开发更大抽速的低温泵及相关应用积累了丰富的物理参数和经验。 |
| 9. | The working principle of liquid helium cryocondensation pump is strong absorptive force between 4 . 2k cryogenic surface and gas molecules . the pump has great advantage in large instant pumping speed under high gas load , large working pressure range , high & neat ultimate vacuum 利用4 . 2k低温面对气体的物理吸附机制实现高气载下瞬时大抽速的液氦低温冷凝泵,具有工作压强范围宽、能获得清洁真空环境的特点。 |
| 10. | And we consider sufficiently all kinds of factors , such as conductance of tube , leak and deflate of system , pump speed , ionization and re - ionization of high - energy ion taking place in the process of transmission . furthermore , we take two ways to discuss pressure distribution of cell 在系统轴线上压力分布分析过程中,综合考虑了管道的流导、系统的漏气和放气、泵的抽速、高能离子在管道内漂移过程中发生的电离和再电离等因素的影响。 |