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1. The welding process is essential forconnecting metal parts together.
焊接过程对于连接金属部件至关重要。
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2. The welderused a special torch to join the twopieces of metal together.
焊工使用特殊的焊枪将两块金属连接在一起。
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3. Thewelding process requires careful attention todetail to ensure a strong and durable joint.
焊接过程需要仔细关注细节，以确保一个牢固且耐用的接头。