geometric progression

常見(jiàn)例句

Population is increasing in that country in a geometric progression.
那個(gè)國(guó)家的人口正以幾何級(jí)數(shù)增長(zhǎng)。
Our energy requirements are going up in a geometric progression even faster than our population.
我們對(duì)能量的需求以幾何級(jí)數(shù)增長(zhǎng)，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(guó)乾線鉄路軌道譜，採(cǎi)用三角級(jí)數(shù)法模擬出乾線鉄路和準(zhǔn)高速鉄路軌道不平順的樣本函數(shù)；