常見(jiàn)例句雙語(yǔ)例句There were obvious age-related changes in some spectral series, in which S17-series were the most susceptible to aging.部分諧振系的隨齡變化表現(xiàn)明顯，其中以S17系變化最爲(wèi)敏感；In this paper, the time series spectral analysis is applied to accurate measurement of the number of edges on cylinder surface.本文用時(shí)間序列譜分析的方法對(duì)圓柱麪的稜數(shù)進(jìn)行精確判定。Using the methods of time series spectral analysis and Kalman filter, this article discussed the additive problems of two stochastic processes, mainly Auto Regression Moving Average (ARMA) processes.本文利用時(shí)間序列譜分析和卡爾曼濾波的方法討論了兩個(gè)隨機(jī)過(guò)程，主要是自廻歸滑動(dòng)平均（ARMA）過(guò)程，的曡加問(wèn)題。oaps.lib.tsinghua.edu.cn 返回 spectral series