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<h2>科技节体验项目——</h2><h1> 3D打印</h1>
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<p>3D打印，即三维打印，是一种以数字模型文件为基础，运用金属或塑料等粉末材料以及黏合剂，通过逐层打印的方式来构造物体的技术。当三维打印机为小型化的设备时，此技术称为桌面三维打印。</p>
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