“金属打印只是完成了坯件，真正的‘绣花’功夫主要在后面。”云耀深维创始人沈李耀威向硬氪透露。精度不足带来的连锁反应，是较长且较高成本的后处理流程，这被业界视为一个巨大的“隐形成本黑洞”。
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But success breeds expectation, and expectation carries its own cruel weight. Arsenal tore Villa apart in a 4-1 win in late December and victories have been hard to come by in the new year – they have only won three of their last nine league games. Liverpool, Manchester United and Chelsea are still below them in the table but the gap is narrowing. With games against United and Chelsea coming in March, the top-three spot Villa have occupied since they beat Wolves in late November suddenly looks in jeopardy. So does their place in the Champions League next season.。业内人士推荐雷电模拟器官方版本下载作为进阶阅读