Counter-deformation jig of welding
... 焊接衬垫weld backing 焊接反变形胎Counter-deformation jig of welding 焊接进程weld progression ...
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deformation jig of welding
... 焊接反变形胎 deformation jig of welding 反变形法 prestrain method 反弹性变形弯曲 antielastic bending ...
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