??ԭ???Ļ?????????һ??
???? ?ƺţ?ԭ????????100 ??????200
???????ԣ????磺ԭ????70%???˺? ??????140%
??Ҫ?????У????????? ħ?????? ???? ???? ???? ???? ???? ?????˺? ???ܵȼ?
?ʱװҲһ??
ʱװ???????Կ??Բ??? ????????4?? ??ǿ??װ????????һ??
????5???????????? ????5 ????3500 ??????Ʒ ??Ա?????4?? ????һ??
?????????Ļ? ????װ???ȷŻ?ɫ??????̵? ?һ????????֣???????Ŷһ?