1) double cycle theory
双周期说
2) biglacialism
双冰期说
3) double period
双周期
1.
Some boundary value properties of double periodic analytic functions;
双周期解析函数的一些边值性质
2.
By Fourier series decompositions, relative dimension testing of attractor, and largest Lyapunov exponent calculating, it is proved that the load records of an area in china are composed of the double period and chaotic components.
通过傅里叶级数展开 ,以及吸引子的相关维数、最大李雅普诺夫指数等分析 ,发现某地的负荷是双周期行为和混沌行为的合成。
3.
The solutions and conditions of solvability of double periodic Riemann boundary problem if G *∈L is discusse
解析函数的边值问题是复变函数的重要分支 许多工程技术、力学物理问题可转化为此类问题或奇异积分方程 ,而后者的求解又与这类问题有着密切的联系 ,因此它有广泛的应用价值 本文讨论了当G ∈L时双周期Riemann边值问题的求解方法与可解条
4) doubly periodic
双周期
1.
Composite materials with doubly periodic rigid line inclusions under antiplane shear in an infinite medium are discussed.
研究无限介质中含双周期刚性线夹杂复合材料的反平面问题,其基本胞元含有四条不同长度的刚性线夹杂。
2.
The work addresses piezoelectric composites with doubly periodically distributed coated fiber under antiplane shear and inplane electrical field.
研究双周期带涂层纤维压电复合材料反平面问题。
3.
hree formulation of the doubly periodic mixed boundary value problem inplane elasticity is proposed when the displacements given on the closed boundary contours ofa multconnected elastic region are relative to certain rigid motions which are different to eachother for different boundary contours.
给出双周期基本胞腔内含若干个任意形状孔洞的具相对位移的平面弹性混合边值问题的三种提法，并采用复变函数方法，建立数学模型，推广方法构造出复应力函数解的形式。
5) dual-period
双周期
1.
Electromagnetic modes of thickness-modulated dual-periodic one-dimensional photonic crystals;
双周期厚度调制的一维光子晶体的电磁模
2.
We have studied the dispersion and optical transmission spectra of the dual-periodic one-dimensional photonic crystals.
计算了厚度调制的双周期一维光子晶体的色散关系和透射谱。
3.
The transmission spectrum of multiple quantum well structure with thickness-modulated dual-period was studied by means of transfer matrix method.
采用传输矩阵方法,研究了一维双周期厚度调制的多量子阱的透射谱。
6) doubly periodic solution
双周期解
1.
This paper deals with the existence of doubly periodic solutions for nonlinear telegraph equation u_(tt)-u_(xx)+cu_t=F(t,x,u),(t,x)∈R~2 where c＞0 is a constant,F∈C(R~3,R) is 2π-periodic in t and x.
改进了Ortega与Robles-Perez关于线性电报方程双周期解的极大值原理,应用新获得的极大值原理,推广了相应的上下解定理,并且加强了极大值原理的结论,建立了线性方程解的强正性估计,利用这个强正性估计及锥上的不动点定理获得了超线性电报方程及奇异电报方程正双周期解的存在性。
2.
By this method,many exact doubly periodic solutions are obtained which shows the powerfulness of this method.
通过把十二个Jacobi椭圆函数分类成四组,提出了新的广泛的Jacobi椭圆函数展开法,利用这一方法求得了非线性发展方程的丰富的Jacobi椭圆函数双周期解。
3.
There exist at least three positive doubly periodic solutions of a coupled nonlinear telegraph system with doubly periodic boundary conditions.
其次赋予非线性项一定的增长条件,然后利用有序Banach空间锥上的Leggett-Williams不动点定理来证明算子在锥中至少存在3个不动点,即非线性电报方程组至少3个非负双周期解的存在性。
补充资料：2,2-双氯甲基-三亚甲基-双[双(2-氯乙基)磷酸脂]
CAS：38051-10-4
分子式：C13H24Cl6O8P2
中文名称：2,2-双氯甲基-三亚甲基-双[双(2-氯乙基)磷酸脂]
英文名称：2,2- bis(chloromethyl)-trimethylene bis[bis(2-chloroethyl)phosphate]
phosphoric acid, 2,2-bis(chloromethyl)-1,3-propanediyl tetrakis(2-chloroethyl)
2,2-bis(chloromethyl)trimethylene bis(bis(2-chloroethyl)phosphate)
2,2-bis(chloromethyl)-1,3-propanediyltetrakis(2-chloroethyl)phosphate
分子式：C13H24Cl6O8P2
中文名称：2,2-双氯甲基-三亚甲基-双[双(2-氯乙基)磷酸脂]
英文名称：2,2- bis(chloromethyl)-trimethylene bis[bis(2-chloroethyl)phosphate]
phosphoric acid, 2,2-bis(chloromethyl)-1,3-propanediyl tetrakis(2-chloroethyl)
2,2-bis(chloromethyl)trimethylene bis(bis(2-chloroethyl)phosphate)
2,2-bis(chloromethyl)-1,3-propanediyltetrakis(2-chloroethyl)phosphate
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