Above the critical point, the second-order phase-transition line between the superfluid and the normal phase is determined.

在三相点温度以上，超流和正常相之间有二级相变。

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Above the critical point, the second-order phase-transition line between the superfluid and the normal phase is determined.

在三相点温度以上，超流和正常相之间有二级相变。

youdao