repair link

Site Repair Cracks In The Weld on Link Pipe Between Ammonia Synthesis Tower and Waste Boiler

氨合成塔与废热锅炉连接管焊缝裂纹的现场修复

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Fourth , between the restroom bath the waterproofing is also in the repair a key link.

厕浴间防水也是装修中一个关键环节.

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From theoretical analysis and statistics, the radiography standard for rejecting weld defects should be link with weld safety in service and the informations of safely used welds should have feedback to the drafting process of standard in order to avoid the unreasonable repair.

通过理论分析和实例，提出将焊缝使用安全性的信息反馈到焊缝射线探伤标准的制定中去，以避免某些不恰当的返修。

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For now, high defect rate and large noise in the grinding process are the main defects of the domestic polishing machine. As for the polishing head, serious cam concentrated wear, low kinematic accuracy of the swing link and high repair rate are the main flaws.

目前，国产抛光机设备主要存在着抛光磨削加工过程中碎砖现象严重，加工噪音大等缺陷，尤其是抛光磨头更存在凸轮局部磨损现象严重，摆杆运动精度低以及返修率高等问题。

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