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??????????????6???????16? (?????????????? ??????????)??????????????16??????????????????????????,?????????????????,?????????6mK(??-273.144?),?????????????
??????,??,???????????????????,???????????????????????“??????????”(??273.15?)??,??????????,???????????????????????????????????????????
???????????????,????,?????????????1mK,???????????6mK-200mK?????????????????,??,????????????????????????????????????????,??????????????20mK???????????????????,???????????????????????,?????????????????????????????????,????????????,????
????????????,?,????,???(??????????????????????????) ???????????????????????:?????????????????