例句與造句

1. Category a - general system development and maintenance services
   A類一般電腦應(yīng)用系統(tǒng)的發(fā)展及維修服務(wù)；
2. With this solution , the problems such as application system development and maintenance efficiency , the system applicability of actual application domain can be solved
   采用這種設(shè)計方案，解決系統(tǒng)的開發(fā)、維護(hù)的效率和在實際應(yīng)用領(lǐng)域的適用性等問題。
3. It's difficult to find systems development and maintenance in a sentence. 用systems development and maintenance造句挺難的