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采用3D打印的复杂砂芯如何去除?
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悬赏1积分
2020-08-31 16:30
采用3D打印的复杂砂芯如何去除?
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2020-08-31 15:17
先前有廠商說明,這也是以樹脂及硬化劑所結合的,所以應該有呋喃樹脂般的崩壞性。
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