A. 可行性分析报告 B. 系统设计说明书 C. 系统功能结构图 D. 系统说明书
A. equal to the chains they are connecting B. 25% more than the chains they are connecting C. 50% more than the chains they are connecting D. 100% more than the chains they are connecting
A. 1496.2 B. 1669.2 C. 1696.2 D. 2096.2