“helium II”的概念、定义、翻译、参考文献-科学参考

单词	helium II
释义	helium II [`hē·lē·ǝm `tü] ^CRYOGENICS The phase of liquid helium-4 which is stable at temperatures between absolute zero and the lambda point (about 2.2 K), and has many remarkable properties such as vanishing viscosity, extremely high heat conductivity, and the fountain effect.
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