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xl0808
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樓主  發(fā)表于: 2010-10-30 18:57
一水廠(chǎng)還沒(méi)投入運行，就要求前幾個(gè)月的歷史數據和歷史曲線(xiàn)，歷史數據我用ACCSESS數據庫已經(jīng)完成，歷史曲線(xiàn)我也可以生成，但是要兩天生成90天的數據很困難！
2、要求是修改歷史數據時(shí)曲線(xiàn)也要跟隨歷史數據的改變而改變！
請各位支個(gè)招��！
xl0808
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1樓  發(fā)表于: 2010-10-30 18:58
ps： plc是西門(mén)子300系列，上位機用的是wincc6.2

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