[數(shù)] 復射影平面 projective plane: 射影平面; 投影面complex projective space: 復射影空間finite projective plane: 有限射影平面plane projective geometry: 平面射影幾何smooth projective plane curve: 光滑射影平面曲線下載手機詞典可隨時隨地查詞查翻譯