maintenance cost造句

1、The aggregate equipment maintenance cost could be effectively by this system.
该系统的使用可有效降低设备总体维护成本。

2、Control costs by reducing storage and maintenance cost and speeding up application processing time.
通过降低存储和维护成本以及减少应用程序处理时间，实现对总体成本的控制。

3、Sometimes, higher maintenance cost or roofs unable to handle the weight.
有时，昂贵的维护成本或楼顶的承重限制也使人们望而却步。