??????????

????:????90????????:??????????

??????8????????????????????????5?? (??? ???????)8????????5?,???32?1?2?????,?????????????

????,?????(?????????)??????“PPP+EPC”(???+????)??,??????????????,???????????,???????????

??(?)

????(??)??????????????,??,???????????,??350????????????????,?????????????????????????????????????????????????????????????????????????????????6?????,????236?????????????108?,????38???????????,??83.7%?

????????????(??????????)???????????40???,???40???????,?????40??955???,????53%??????,40???,??,????????????,????????(??)

???:?????