As the drilling style, this system introduces fly drilling technology whose central device is exact speed measuring unit to achieve dynamic-drilling on-line.
制孔方式方面采用以精密测速单元为核心的位移跟随技术，实现在线动态制孔。
As the drilling style, this system introduces fly drilling technology whose central device is exact speed measuring unit to achieve dynamic-drilling on-line.
制孔方式方面采用以精密测速单元为核心的位移跟随技术，实现在线动态制孔。
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