【正文】 ..天然氣股份有限公司物資分類與編碼可行性研究報告.天然氣股份有限公司物資分類與編碼可行性研究報告目 錄第 1 章 總論 ................................................................................1 編制依據(jù) ......................................................................................................1 研究目標(biāo)和項目背景 .....................................................................................1. 研究目標(biāo) ........................................................................................................................1. 項目的背景 .....................................................................................................................1. 項目的必要性 .................................................................................................................2 研究范圍 ......................................................................................................4 編制原則 ......................................................................................................4. 統(tǒng)一規(guī)劃、設(shè)計和管理 .....................................................................................................4. 規(guī)范性 ...........................................................................................................................4. 先進性 ...........................................................................................................................4. 經(jīng)濟性和實用性 ..............................................................................................................4. 安全性和保密性： ............................................................................................................4. 可擴展性 ........................................................................................................................5. 運營管理的方便性 ...........................................................................................................5. 易用性 ...........................................................................................................................5 遵循的標(biāo)準(zhǔn)規(guī)范 ............................................................................................5 研究結(jié)論 ......................................................................................................5 存在的問題和建議 ........................................................................................6第 2 章 現(xiàn)狀分析 ..........................................................................7 某網(wǎng)絡(luò)建設(shè)現(xiàn)狀 ............................................................................................7. 現(xiàn)有網(wǎng)絡(luò)系統(tǒng)狀況 ...........................................................................................................7. 物資編碼現(xiàn)狀及發(fā)展趨勢 .................................................................................................9. 某行業(yè)物資編碼的應(yīng)用情況 .............................................................................................9 需求和差距分析 ..........................................................................................10. 編碼需求 ......................................................................................................................10. 編碼網(wǎng)站應(yīng)用需求 .........................................................................................................10. 差距分析 ......................................................................................................................13第 3 章 技術(shù)方案 ........................................................................14 概述 ..........................................................................................................14 統(tǒng)一編碼結(jié)構(gòu) .............................................................................................14.天然氣股份有限公司物資分類與編碼可行性研究報告 物資屬性規(guī)范 .............................................................................................14 型號規(guī)格規(guī)則表達式書寫規(guī)范 ......................................................................15 計量單位表示規(guī)范 .......................................................................................16 研制、開 發(fā)物資分類與編碼網(wǎng)站 ....................................................................16 研制、開 發(fā)物資分類與編碼網(wǎng)站系統(tǒng)軟件總體設(shè)計 .........................................17. 概述 .............................................................................................................................17. Windows DNA 模型 .......................................................................................................18. 系統(tǒng)邏輯結(jié)構(gòu)設(shè)計 .........................................................................................................20. 網(wǎng)站結(jié)構(gòu)圖 ...................................................................................................................22. 系統(tǒng)使用場景簡述 .........................................................................................................22. 方案特點 ......................................................................................................................24. 具體配置 ..........................