Center drift first construction method was adopted in Wushan main tunnel of Fuzhou 961 Civil Air Defence Work, and ground surface deformation was well controlled.

在福州961人防工程乌山主通道工程施工中采用中洞先行的施工方法，地功地控制了地表变形，保证了地表建筑物的正常使用。

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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。

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Then as the star moves around the center of mass, you see that all these lines drift in unison.

随着恒星绕在，质量中心转动，你能看到所有这些线，一致得移动。

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Goudey, the director of the MIT Sea Grant's Offshore Aquaculture Engineering Center, has devised a system by which giant spherical cages of fish would drift underwater in circular ocean currents, or gyres.

FORBES: Magazine Article

The cast includes Nick Nolte, Sean Penn, Elias Koteas, John Savage, Woody Harrelson, George Clooney, and John Travolta, with strong performances from younger actors like Ben Chaplin and Jim Caviezel, but they all drift in and out of the action, never staying long enough to hold center stage.

NEWYORKER: The Thin Red Line