side-drift method 边侧导坑法
center drift method 洞法 ; 中央导洞法
ph-drift method ph位移法
free-drift method 自由飘移法
three-drift method 三导洞法
multi-drift method 多导坑法
central drift method 中导洞法
It can be concluded that from overall analysis the double-side-drift method is more suitable than the CRD method in multiple-arch tunnel with eight traffic lanes.
从总体上分析结果可知，双侧壁导坑法更适合于双向八车道连拱隧道施工。
The article introduces the construction technology of center drift method for shallow excavation tunnel in Beijing Metro Line 5, analyses the monitored data for the earths surface.
介绍了北京地铁5号线磁器口车站浅埋暗挖隧道中洞法施工技术，对地表监测数据进行了分析。
A proper method to compensate for this time drift has been developed.
本系统开发了一个适当的方法可以补偿时间漂移。
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