常見例句雙語例句Population is increasing in that country in a geometric progression.那個國家的人口正以幾何級數(shù)增長。Our energy requirements are going up in a geometric progression even faster than our population.我們對能量的需求以幾何級數(shù)增長，比我們的人口還要快。By means of trigonometrical progression method and the mainline track spectrum, the sample function of the Chinese mainline railway track random geometric irregularity is simulated.根據(jù)我國干線鐵路軌道譜，采用三角級數(shù)法模擬出干線鐵路和準高速鐵路軌道不平順的樣本函數(shù)； 返回 geometric progression