??????????????????????

????:??????:????

?????6????????????11????? (?? ??)???????????????11????,??????SL1000????,??

?????????????,????“???????????????????????”,?????????????????

??????????????????????,????????????(??)????,??840?,??100+???

???????,??????????????????????????????????????????,?????????????????????????,???

??:“?????SL400????????????????100mK(-273.05?)????????????????????400??,??????SL1000??????????????1000???????????????,??1.5????3?????????????????”

??????,??????SL1000?????????????????????????????????,???????????????????,??????????“??”??“?????????????????”?(??????) ??:??