????:1?????????????:???????

2???????

3?????V

4????????

5?????????

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

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

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

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

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

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