名词
中文翻译：点焊机
同义词：
['spot welder', 'spot welding machine']
例句：
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1.The engineer used a pin-lifting device to attach the bolts together.
工程师使用点焊机将螺栓连接在一起。
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2.The factory uses a pin-lifting device to make the machines more efficient.
工厂使用点焊机使机器更加高效。
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3.The technician was able to fix the pin-lifting device quickly and efficiently.
技术员能够迅速而有效地修理点焊机。