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

2?????????

3?????????

4???sn??????

5??????????

????

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

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

?/??????????? ??????????????

5~8??????????????????? “??”???????????????????????

11???????????26??????????3??,?????????,???????“???”????????????????800?????????????????,??????????5???????950???????,?????“???????,???????????????,???380~580????????????????????480????????????,??????????2000???????????????????????,??????”

??,??????9???,??????“???????????,?????????????????,?????????????6?, ?????????” ????????,????????????,??,???????????????????????????????????????????????,????????“??????2???????,??????????????????,???????????????,?????????????????”

???????

“??????????,????????????????????????,????,???????????????????????”?????,???2???×2??3,????????“?????,????????????????,??????????????,??????”??????????????100~200g,????????,????????????,??????????????5~8?????

?“?”

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

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

??????????, “??????????????????,??????90%?????????,????????,???????” ??????,??????“????,????????????,??????,?????”?????????,“??????????????,??,????????????,????????????”

??,??????????????????????,?????????????????????????,??????,?? ????:????????