The excavation sequence and excavation method of the main carven system affect directly the completion date, quality, safety and cost of the project.
主厂房系统爆破开挖程序和开挖方法，最直接地影响着整个工程工期、质量、安全及成本。
The excavation provides important material data for study of the date and cultural feature of the Dengchen city.
为研究邓城的时代和该地区的文化面貌提供了一批重要的资料。
Since 1948, the vast majority of Guo article or Lost, this date has not been seen for some excavation and study specific to say that this is a pity.
由于郭沫若1948年的绝大部分文章还是佚文，迄今还未见到有人就此作专门的挖掘和考察，这不能不说是一个缺憾。
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