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

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

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

?,????“??”,??????

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

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

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

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