第三阶段是关于金属梁系统的定位和焊接。
The third phase relates to the positioning and soldering of the metallic beams system.
以磁悬浮列车轨道梁为对象研究超大型构件的定位及加工技术。
The positioning and machining technology of huge workpiece, with the object of investigated maglev guide way girder, were discussed.
定位钢筋的顶部应该与支撑梁的顶部齐平。
Tops of spacer bars shall be flush with the tops of the bearing bars.
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