?? ?????????? ???????? ?????
??????
??? ??? ??
?????
.
???????
[
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]
??? ?????? ???? 2400
???????
, ??? ????? ????? ????? 437000
???????
????, ?????? ????????? ??? 9500 ??? ????/????? ? ??????
??? ??
?
Dong River
?
Liuxihe River
, ???? ??
??? ????? ???????
?????? ??????
[
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]