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据《中国化工报》报道,国家物价局发出通知,自1991年12月10日起计划内统配煤炭出厂价,平均每吨提高5元(3元补贴亏损,2元
According to the “China Chemical Industry News” reported that the State Price Bureau issued a notice from December 10, 1991 onwards plan with the ex-factory price of coal, the average increase of 5 yuan per ton (3 yuan subsidy loss, 2 yuan