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【魍生技】礦用圓環鏈鏈輪圖紙 |
本帖被以下淘專輯推薦:
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點評
那是因為注視圖里(R30)該虛線沒虛
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點評
始終覺得主視圖里R30有問題。
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點評
R=30你就做不出來;只能是R=9
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點評
球有球法;柱有拄策!沒問題啦!
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