????:1????????:????98?

2???????????

3???????

4?????600?????

5?????

????9??10? (??????????? ????????????)?????????????????(???)10?,????99.9%??,?????9?????23????????

????????????,?9???????????23?????????“?????????????”????????????,????,????????????????????????????????4?????????????

????????????,?????????,?????99.9%?,????????????????9????????????????????????23?????,????????????0.1%?

???????,??????????????,??,??????,???????????????????????????,??????(??) ????:???????????????????????????