【正文】 ... 8 .......................................................................................................... 8 ........................................................................................... 9 ............................................................................................... 9 ............................................................................................. 11 ........................................................................................................ 12 ..................................................................................... 12 ..................................................................................... 12 ......................................................................................... 12 ......................................................................................... 12 ................................................................................. 12 ......................................................................................... 12 ............................................................................. 13 ..................................................................................... 13 ............................................................................................. 13 五、系統(tǒng)應(yīng)用優(yōu)勢(shì) ..................................................................................................... 15 ，充分利用網(wǎng)絡(luò)資源 .................................................................... 15 ............................................................................................ 15 .................................................................................................... 15 3 ................................................................................................ 15 .................................................................................................... 15 ........................................................................................................ 16 ........................................................................................................ 16 六、系統(tǒng)的安全性 ..................................................................................................... 17 ........