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99學測多選11
Author:
yangtsanwen
99學測多選11:找原點對空間平面2x-y=2上過點(2,2,2)之直線的投影點座標。(圖上D點) (請點選D點移動;按右鍵移動改變視角)
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長方體平面投影 (Codex版)
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美國國旗 (Codex, 2026.10.06)
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