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

1.????????λ?????????

?????????????????????????????ò????????????????????????????????????????????????????y????????!

2.??????????

???????????????????——?м???——??????——???????——?????????

3.?????????÷??????Щ?

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

(1)?С?????????1?????????????????????;

(2)???????????????????????????????????6??????????

(3)“???????”???;

(4)???“????”??????????;

(5)???????“???????”?м?????;

(6)???????????е?????????

4.???????????????????????

??????????????????????????￡????->??? 10??;???->??? 60??; ???->??? 120??;???->??? 240??;???->??? 360??;???->??? 860??;???->?????? 1200??

5.??????Ч???????

?????????????????25?????????????????????1?????????????????Ч???????????????200??;????????????Ч?????????????????????0.4%;???????????Ч??????????????1??;???????????Ч???????????ó?????????????????0.2%;????????????Ч??????ú???????????????????Ч??1%;???????????Ч??????????????????????2%??

6.??????????

?????????????????????????????????????????????6???

7.????????????

????????????????????????????=(??????+????)/2+ ?????/24+?????+???? +???? ??

8.??????????????

??????????????????????????????棬???????????“???????”??????????????λ??????????????????б???????????????????????????????????????????????