By 1949 the gross domestic value of industrial output accounted for 30 % of the gross output value of industry and agriculture with heavy industry a share of 7.9 % .

到1949年，国内工业总 产值占到工农业 总 产值的30%，其中重工业比重为7.9%。

From the grey model of the gross value of industrial output of Anshan over the years we can forecast the gross value of industrial output of1990 the forecasting error is10.99 % .

通过建立鞍山市历年工业总 产值全数据的灰色模型，较准确地预测出鞍山市1990年的工业总 产值，其预测误差为 10.99%。

Model analysis showed that during 1996 2000 the average annual increase of GNP of Jiangxi is about 4 727 billion yuan that of gross value of industrial output is 8 billion yuan and that of gross value of agricultural output is 2 billion yuan .

通过建模分析，在1996～2000年间，平均每年给江西国民生产总值增长约47.27亿元，工业总 产值约80亿元，农业 总 产值约20亿元；