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

2?????v?

3??????

4?????????700???

5??????????????

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

?????,??“????????????????????”,???

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

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

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

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