短語詞組短語rotating g axis 旋轉軸rotating symmetrical axis 旋轉對稱軸rotating the axis 旋轉軸線penta -rotating symmetrical axis 五次旋轉對稱軸rotating error of axis 軸系回轉誤差main rotating axis 主軸rotating about fixed axis 定軸轉動rotating on -axis reticle 軸上旋轉調制盤rotating axis with much supporting 多支點轉子 返回 rotating axis