名词
中文翻译：Unknown
同义词：
['Welding machine', 'Welding equipment', 'Welding tool']
例句：
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1. The engineer used a fixed spot welder to fix the damaged part of the car.
工程师使用固定焊接点焊机修复了汽车的损坏部分。
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2. They used a fixed spot welder to join two pieces of metal together.
他们使用固定焊接点焊机将两块金属连接在一起。
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3. The fixed spot welder was used to make the joints stronger and more durable.
固定焊接点焊机被用来使接头更坚固耐用。