?? “???”?|??“?”?“??” ???“?”?????“??”
????:1?92?95?98?????:?????????
2???????
3???????wx
4?????????v
5???????????
??????12????????????19??????????? ??:?“???”???????“??” ????????????????“?”??“??”
??? ?
?3.8??????,??????????260m??20?????????????,?????300m,????400m?;1.2m?150???????,??……??“?”?????????“?????????”,????????“?”?????“?????????”?
??,??,???????????????????,?,??????????????????“?”????????????????,???,?????,???????????????,??
??,???????????“????????????”???????????? ????????????? ????????,????“??????????”???????????????????????????????,??????
“??????????????????????????????17???,??????35?????”??????????,?????,??????69?49????
????69?49?? ?? ??????????,????????????,??????????,??????8?,?????2611?????????,???????????,???709?????,?6???????????????????1%?
?????????????????????????43?,????????,??????????????????,??,?????????????,???“?,??,??????????”
???????“????????????”????“?????????”? ??? ????“?,?,??,???”?????,????,?72??????????,????8???(????????????????)????????????
????,????,?????????,??????,????????????????“???????”,??????(?????????????)
????:?????????