简介超流氦的特性，超流氦杜瓦制冷在空间制冷中的应用现状。
This paper describes the characterization of superfluid helium briefly and summarizes the using of superfluid helium Dewars refrigerators in space refrigeration.
超流氦的沸腾现象具有一般流体的沸腾现象所没有的特异性质。
The boiling phenomenon in the superfluid helium has some special characteristics.
以超流氦为对象，对其沸腾传热过程中的热声振荡现象进行了研究。
The thermoacoustic oscillation during film boiling heat transfer in superfluid helium is studied.
从超流氦的机械热效应出发，构思了一种制取极低温的试验方法，并从理论上进行了分。
Based on the mechanocaloric effect of superfluid helium, a new way to produce super low-temperature was conceived and analyzed theoretically.
论述超流氦冷却技术及空间飞行中的液氦再供给等在轨机载验证、低温风洞技术、氢浆的制备和应用前景等。
Including the superfluid helium, the providing of liquid helium to the plant in the space on orbit, cryogenic wind tunnels techniques, the preparation and application of slush hydrogen etc.
以抽真空与节流相结合为基础，给出了几种超流氦冷却循环方式；分析了这几种方式的流程机理和冷却特性。
Based on vacuum pumping accompanied with throttling process, presenting several superfluid helium cooling cycles and analyzing their flow principle and cooling characteristic.
与此同时，冷却系统使环超流氦沿对撞机的加速环循环，使其温度保持在零下271.3摄氏度(零下456.34华氏度)。
Meanwhile, the cooling system that circulates superfluid helium around the LHC's accelerator ring keeps the machine at minus 271.3 degrees Celsius (minus 456.34 degrees Fahrenheit).
玻色子与费米子不同，占有同一量子态的玻色子数目不受限制，这一性状引发氦-4的超流性。
Unlike fermions, there is no limit to the number of bosons that can occupy the same quantum state, a behaviour that gives rise to the superfluidity of helium-4.
玻色子与费米子不同，占有同一量子态的玻色子数目不受限制，这一性状引发氦-4的超流性。
Unlike fermions, there is no limit to the number of bosons that can occupy the same quantum state, a behaviour that gives rise to the superfluidity of helium-4.
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