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化學教室-第24章-3A-BeF2與BF3分子的形狀
化學教室-第25章-4-不均勻靜電場對極性液體和非極性液體的影響
化學教室-第25章-3-分子的極性
Histogram
Exterior angle of triangle
Regular polygon
Angles in polygon
Cumulative frequency polygon
YU CHUN KEUNG MEMORIAL COLLEGE