1) long period spectra
长周期分量
2) periodic component
周期分量
1.
A revised one is presented,which can work out rapidly and accurately the periodic component from measured signals with less influence of the aperiodic component.
提出了一种改进的最佳平方逼近算法,不仅能准确、快速地计算出测量信号中的周期分量,计算精度受非周期分量影响小,而且通过简化正规矩阵计算,减少了计算量、提高了计算速度。
3) long period variable star
长周期变量
4) long-period constituent
长周期分潮
1.
It also analyses the variation of long-period constituents of China s sea level.
应用验潮站潮汐资料计算海平面年速率,绘出我国海平面年速率和等值线分布图并进行讨论,分析了我国海平面长周期分潮的变化。
5) long period ingredient
长周期成分
1.
Simulated strong-motion seismograph records restricted by seismograph performance lose long period ingredient, so it can\'t satisfy earthquake resistance design of long period structures which grow day by day.
工程上常用的模拟强震仪记录受仪器特性限制,缺失长周期成分,无法满足日益增长的长周期结构抗震设计的需要。
6) aperiodic component
非周期分量
1.
A method for eliminating aperiodic component with optimization;
结合优化设计滤除非周期分量的新方法
2.
A revised one is presented,which can work out rapidly and accurately the periodic component from measured signals with less influence of the aperiodic component.
提出了一种改进的最佳平方逼近算法,不仅能准确、快速地计算出测量信号中的周期分量,计算精度受非周期分量影响小,而且通过简化正规矩阵计算,减少了计算量、提高了计算速度。
3.
A lot of simulations (are carried out) prove that the new algorithms have strong filtering capability for exponential decaying aperiodic component.
通过了大量的仿真计算证明不但切实可行,而且能够有效地滤除衰减非周期分量的影响。
补充资料：长日照植物(见光周期)
长日照植物(见光周期)
Zh、wU史奢令霆孤见光周期。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条