名词
中文翻译：弧焊电极
同义词：
['arc welding rod', 'arc welding wire']
例句：
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1.The arc welding electrode is used to connect the two pieces of metal together.
弧焊电极用于将两块金属连接在一起。
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2.The arc welding electrode is heated by an electric current and then quickly moved across the joint to melt the metal.
弧焊电极通过电流加热，然后迅速移动到焊缝处，使金属熔化。
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3. The quality of the arc welding electrode directly affects the strength and durability of the welded joint.
弧焊电极的质量直接影响焊接接头的强度和耐用性。