... backing groove of weld 焊缝反面坡口 weld backing 焊接衬垫 ; 焊缝衬垫 ; 焊缝垫 nonfusible weld backing 非熔性焊接背垫 ...
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... 对接缝衬垫 butt block 焊缝背衬垫 weld backing 衬垫 backing strap; bearing strip; gasket; insert; insertion; lining; bedding; spac ...
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backing weld 打底焊 ; [机] 底焊焊缝 ; 打底焊道 ; 垫板焊
nonfusible weld backing 非熔性焊接背垫
backing groove of weld 焊缝反面坡口
weld with backing ring 背面垫环焊接
weld with backing strip 背面垫板条焊接
backing g weld 用垫环的焊缝
The laser beam melts a portion of the steel core and the segment backing metal, forming a weld.
激光光束熔体部分钢铁核心和后盾金属部分，形成焊缝。
Welding methods and technology of narrow gap quirk backing weld were discussed. Indirect quirk backing weld using manual hydrogen arc welding is considered as the best result.
讨论了窄间隙深槽打底焊焊接方法和工艺，认为用手工氩弧焊进行单面深槽打底焊效果最好。
Basic flux-cored wire for backing weld to T91 tube was studied in this paper.
研究了用于T91钢管打底焊的碱性渣系药芯焊丝。
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