This is a summary of software engineering design manual is on file management systems, very good, let's see it.
这是一个软件工程的概要设计说明书，是关于档案管理系统的，很不错的，看看吧。
The applications of large diameter manual hole digging pile in different engineering geological conditions are discussed based upon design examples.
通过设计实例，从理论上探讨了大直径人工挖孔桩在建筑基础设计中的应用。
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