基本解释[化學]冪式衰減英汉例句雙語例句Non-parametric estimations reveal that the fat tail of the distribution of stock return satisfies power law decay.非蓡數估計顯示股票收益分佈的非正態性及“肥尾”現象，其尾部滿足冪律衰減。power-law decay更多例句专业释义化學冪式衰減