1907| 1
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這個模具再製作動畫時那個側向抽芯機構附在定模上---如圖,請教 |
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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