由于表面粗糙、精度不足等问题，金属件打印完成后须经历一系列复杂后处理流程，其中成本主要集中在打磨、抛光等表面精加工流程。更值得关注的是，目前大量后处理环节仍依赖人工操作。这不仅意味着高昂的人力成本，还存在重复性劳动导致的人员疲劳、效率波动以及质量一致性难以保证等问题。
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近期当年索尼互娱的两款经典掌机复活的传言浮出水面，其中当年的PS Vita TV版本也将与新型PSP共同推出，一起来了解下可能性究竟有多高。
"It's up to you to make that decision... and let's face it, it's a small price to pay getting your gallbladder out if you're going to lose pounds."
But unlike Netflix, Paramount and Warner Bros still rely on ticket sales to bolster the returns on their movies, points out Hargreaves Lansdown's Matt Britzman "which should mean fewer films being rushed straight to streaming".