6750| 14
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各位大佬,用鈑金做一個直徑2m的完整球面,能做嗎? |
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點評
說得好
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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