核心的瓶颈首先在于精度问题。目前技术虽然在不断进步，但在打印精细结构或大尺寸零件时，依然难以达到高精度装配所需的公差要求及优秀的表面质量要求，这直接导致了打印件难以直接作为最终功能部件使用。
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"Having greenlit rampant airport expansion, and now potentially a raft of data centres, it's unclear how ministers will ensure the UK sticks to its legally binding climate targets and prevents rocketing emissions and water usage," the Friends of the Earth spokesperson added.