因为一些焊缝被集装箱箱脚盖住啦，现把这些焊缝的水密实验从分段建造阶段移到船台合拢后总体进行，请认可。
Because some of the weld was covered container feet, the welds watertight experiment from the construction phase to a berth, after the overall.
整体浇铸的尾柱采用传统的在总装线船台上待分段合拢后，再拉主机轴线定位安装的方法施工难度大、船台周期长。
Traditionally, the integral casted stern post is positioned according to engine′s axes after completing subassembly on the berth. This technology is executed difficultly and needs large berth period.
应用推荐