the renovation and extension

• 改扩建

the renovation and extension的用法和样例：

例句

1. The painting reconstruction and extension project of Liaoning Shuguang Group Dandong Huanghai Bus Company was completed a few days ago.
   辽宁曙光集团丹东黄海公司涂装成改扩建工程日前竣工。
2. This article discusses about this kind of problems through analyzing the landscape design ideas in reformation and extension program of Yueyang Tower Park.
   本文通过对岳阳楼公园改扩建工程中景观设计构思的分析对此做了初步的探讨。