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焊接-焊接是通过加热、加压，或两者并用，使两工件产生原子间结合的加工工艺和联接方式。焊接应用广泛，既可用于金属，也可用于非金属。焊接，也称作熔接、镕接，是一种以加热方式接合金属或其他热塑性材料如塑料的制造工-hanjie</br> generated by yvsou girl
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(28.56701.236.7261.7289.7525)
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