twin arc submerged arc welding
... twill 斜纹织物；斜纹组织 twin arc submerged arc welding 双弧埋弧焊 twin blowout preventer 双层防喷器 ...
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介绍了双丝单弧预热填丝焊的基本原理，以及双丝单弧预热填丝埋弧焊试验研究结果。
This article introduces the principle of double wire single arc preheating wire filling welding, and the test result of the double wire single arc preheating wire filling submerged arc welding.
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