The paper introduces the welding procedure and fabrication process of titanium alloy wheel, indicates the inspection method and quality result of welding location.
介绍了钛制叶轮的焊接工艺和制造过程，说明了焊接部位的检查方法及检查结果。
On the principle of phosphate coating formation, the paper introduces the inspection method and the process procedure of oil pipe coupling in the phosphate solution.
根据磷化膜的形成原理，介绍了油管接箍在磷酸盐溶液中的工艺处理过程和检验方法。
This procedure describes in detail the overall fabrication process, which starts from preparation of steel plates to rolling, welding, inspection etc.
本程序详细描述了整个建造过程，包括板材准备到卷制、焊接、检验等。
This procedure describes in detail the overall fabrication process, which starts from preparation of steel plates to rolling, welding, inspection etc.
本程序详细描述了整个建造过程，包括板材准备到卷制、焊接、检验等。
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