[???(人民網)] 8? ??? ????? ????? ??? ??? ???, ??? 2012? 11? 9??? ?? ? ??? ??? ?????? ??? ??(Seamless steel Pipe) ??? ?? 9.2%~14.4%? ????? ??, ?? ??? 5??? ?????.
???? ??? 2012? ?72? ??? ???, ?????? ?????? ?? ??? ???? ?? ??? ??? ?????? ??? ?? ?????? ???? ??? ?? ??? ??? ?? ??? ????? ???? ??? ????. ?? ??, ???? 2012? 11? 9??? ?? ? ??? ? ??? ?? ????? ????? ??.
???? 2011? 9? 8??? ? ??? ?? ?????? ?????, 2012? 5? 8? 1? ??? ?? ?????? ????? ??? ?????.
????(李海霞) ??
（Editor：軒頌、周玉波）
