1) iteration
[英][,itə'reiʃən] [美][,ɪtə'reʃən]
叠代
1.
In this paper, two problems of Euler s φ-function were studied and some results of the function equation φ(n+k)=φ(n) and its iteration φ(n)+1 were obtained.
研究了Euler函数φ(n)的两个问题,得到了函数方程φ(n+k)=φ(n)与函数叠代式φ(n)+1的一些结果,回答了Finucane提出的一些问题,并提出了关于Euler函数φ(n)的两个猜想。
2.
In this paper, study Euler抯 j Function and get results of Euler抯 j Function and its iteration are given.
研究了Euler函数j(n)+1,得到了函数叠代式j(n)+1的一些结果,回答了Finucane提出的一个问题。
2) iteration
[英][,itə'reiʃən] [美][,ɪtə'reʃən]
迭代叠代叠接
3) azide substitution
叠氮取代
1.
The designed route was examined, particularly the azide substitution and cyclization.
以 6 氨基青霉烷酸 (6 APA)为原料 ,经重氮化、溴化、氧化、氯化、叠氮取代、环合、脱保护等 11步反应合成了 β 内酰胺酶抑制剂他唑巴坦 (Tazobactam) ,并对叠氮取代和环合进行了研究 ,成功地以醋酸乙烯酯代替乙炔进行了环
4) iteration convergence
叠代收敛
1.
From the view point of calculating accuracy and iteration convergence velocity,the optimum parameters of exponential hardening construction equation are obtained,and the reasonable method is presented.
在测定铅的有限变形应力应变曲线基础上 ,采用幂次强化本构方程进行模拟 ,分别对 2种不同方案进行了有限元计算分析 ,从计算精度和叠代收敛速度两方面考虑 ,定出了幂次强化本构方程的最佳回归参数并给出了合理的方
5) overlapping generations
世代重叠
1.
A method was developed to model and optimize selection on multiple identified quantitative trait loci (QTLs) and poly-genic estimated breeding value, in order to maximize a weighted sum of cumulative response to selection over multiple years in a population with overlapping generations.
一种扩展的方法能够在一个世代重叠的群体内对多个数量性状位点选择进行最优化, 目的是为了在整个计划期内获得最大的累积反应加权和。
2.
A dynamic selection rule was developed that maximizes the annual genetic response while constraining the rate of inbreeding per year to a predefined value in a population with overlapping generations and different number of age class between sire and dam.
一种扩展的动态选择规则能够在公母畜间有不同的年龄组数目的世代重叠群体内约束年近交速率为一个预定义值,逐年最大化遗传反应。
6) non sinusodial periodic source
叠代解法
补充资料:-[(1-氧代-9-烯十八烷基)氧代]聚氧乙烯
CAS:9005-07-6
分子式:(C2H4O)nC36H66O3
沸点:260℃
中文名称:(Z,Z)-α-(1-氧代-9-烯十八烷基)-ω-[(1-氧代-9-烯十八烷基)氧代]聚氧乙烯
α-油酰基-ω-油酰氧基-聚环氧乙烷
英文名称:.alpha.-(1-oxo-9-octadecenyl)-.omega.-[(1-oxo-9-octadecenyl)oxy]-, (Z,Z)-Poly(oxy-1,2-ethanediyl)
分子式:(C2H4O)nC36H66O3
沸点:260℃
中文名称:(Z,Z)-α-(1-氧代-9-烯十八烷基)-ω-[(1-氧代-9-烯十八烷基)氧代]聚氧乙烯
α-油酰基-ω-油酰氧基-聚环氧乙烷
英文名称:.alpha.-(1-oxo-9-octadecenyl)-.omega.-[(1-oxo-9-octadecenyl)oxy]-, (Z,Z)-Poly(oxy-1,2-ethanediyl)
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