舊電(dian)(dian)腦(nao)(nao)“系(xi)統數據(ju)維(wei)護”—“補(bu)充(chong)(chong)材(cai)(cai)(cai)料(liao)(liao)庫(ku)維(wei)護”中補(bu)充(chong)(chong)的材(cai)(cai)(cai)料(liao)(liao)，數據(ju)保存在軟(ruan)件安(an)裝(zhuang)目錄下的“\Mat\補(bu)充(chong)(chong)材(cai)(cai)(cai)料(liao)(liao)庫(ku).mtr”文件中（比如，億吉爾沿(yan)海港口水(shui)工軟(ruan)件，默認類似“C:\Program Files\億吉爾水(shui)工概預算軟(ruan)件\Mat\補(bu)充(chong)(chong)材(cai)(cai)(cai)料(liao)(liao)庫(ku).mtr”）。將(jiang)上述文件復制(zhi)到新電(dian)(dian)腦(nao)(nao)覆蓋(gai)對應目錄文件就(jiu)可(ke)以調用之前舊電(dian)(dian)腦(nao)(nao)補(bu)充(chong)(chong)材(cai)(cai)(cai)料(liao)(liao)庫(ku)。覆蓋(gai)前，注意，新電(dian)(dian)腦(nao)(nao)的補(bu)充(chong)(chong)庫(ku)如果有數據(ju)要備份下。