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

2????????

3?100cc????

4?????????

5?????????

???????????????????9?????????????13?????????????? (????????? ???????????????????????)??????????????????????????13????,???????,?????????2000?????????????????,?????????12%???,??????????,???

?????????????«???»(Nature Plants)?????????????5300??(5.56?????Landsat??????????)???????????

???????(?????????????????)

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

??????????????(????????????????????0.065?/???????????????????),?????????????????????????,?????????????,??,???,???????????????????????????????????????,??,?????????????????????(??????????????????????????????????????)????

???????????,??,??????????????,??,??53%?????????21%?????????????????,?????????

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

????????????????????:??