1) Secular
[英]['sekjələ(r)] [美]['sɛkjəlɚ]
长期性;非周期性
2) non-periodicity
非周期性
1.
In this paper,we prove the non-periodicity of the complex SIN function mainly by the knowledge of continuity function,and we also prove when sinf(x) are non-periodic functions.
主要运用函数连续性知识,证明了复合正弦函数的非周期性,并给出了一类复合正弦函数sinφ(x)非周期函数时,φ(x)应满足的条件。
3) aperiodic
[英][,eipiəri'ɔdik] [美][,epɪrɪ'ɑdɪk]
非周期性
1.
Aperiodicity in the Elementary Cellular Automaton;
初等元胞自动机时间序列的非周期性
2.
his paper considers the robust strictly aperiodic property for a family of polynomials.
本文考虑多项式族的鲁棒严格非周期性。
3.
Aiming at estimation of PN sequence of aperiodic DS/CDMA signals,a blimd estimation method is presented in this paper.
针对非周期性DS/CDMA信号PN码序列估计的难题,文中提出了把分段特征分解法、独立分量分析算法和基于m序列移位相加特性的信码剥离算法相结合的盲估计算法。
4) non-periodic
非周期性
1.
The method of estimation of PN sequence in non-periodic DSSS signals is different with that in normal periodic DSSS signals because of the ir-repeatability in different durations of PN sequence of non-periodic DSSS signals.
非周期性DSSS信号由于在扩频码周期内扩频序列的不可重复性而使其PN码序列盲估计方法和针对常规周期性DSSS信号的估计方法有所不同。
2.
The interception to the non-periodic direct sequence(DS) spread spectrum signals is a difficult problem in electronic warfare.
对非周期性直接序列(DS)扩频信号的截获是电子战中的难题。
5) Cyclical Growth
周期性增长
6) weak aperiodicity
弱非周期性
补充资料：连续性与非连续性(见间断性与不间断性)
连续性与非连续性(见间断性与不间断性)
continuity and discontinuity
11an父ux泊g四f“山。麻以角g、.连续性与非连续性(c。nt，n琳t:nuity一)_见间断性与不间断性。and diseo红ti-
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