| 单词 | arc weld |
| 释义 | arc weld1 of 2noun : a weld made by arc welding arc-weld 2 of 2transitive verb : to join by means of a form of fusion welding in which the heat for fusion is supplied by an electric arc formed between a metal or carbon electrode and the part being welded or between two separate electrodes or between the two separate pieces being welded arc welding noun |
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