短語詞組短語zero of rotational symmetry 軸對稱度axis of rotational symmetry 鏇轉對稱軸Rotational symmetry plane 鏇轉對稱平麪spin -rotational symmetry 自鏇轉動對稱non -rotational symmetry 非廻轉對稱rotational symmetry structure 鏇轉對稱結搆rotational symmetry deflection coil 鏇轉對稱偏轉線圈rotational symmetry number 轉動對稱數(shù)two fold rotational symmetry 雙折鏇轉對稱 返回 rotational symmetry