1) twin hull model line
双体型线
2) two-ray model
双线模型
1.
Based on the two-ray model for land mobile communication,a new two-ray model which is suitable for the low-orbit satellite communication is presented and the relation of space attenuation with the satellite elevation is deduced in this paper.
从陆地移动通信中电波传播的双线模型出发,根据低轨卫星通信的特点,提出了一种适用于低轨卫星通信电波传播的双线模型。
2.
By considering the air-ground radio communication channel as a "two-ray model",the PDF of the received signal envelope,represented with the average power and the Rice factor,is developed.
将空地通信信道视为"双线模型",推导了用信号平均接收功率和莱斯因子表示的接收信号包络的概率密度函数;假设接收端多径分量的到达角服从某范围内高斯分布,给出了接收信号的多普勒功率谱表达式及其示意图;考虑地球曲率对空地通信的影响,建立了信道的时延模型,并给出了接收信号的时延功率谱。
3) double-lined type
双直线型
1.
Then an engine mounting system with double-lined type isolator is presented.
分析了发动机悬置系统振动特性,建立了悬置系统振动数学模型,给出了悬置系统固有频率和主振型的计算方法,提出了采用双直线型隔振元件的发动机悬置系统,通过合理选择隔振元件弹性系数,能使发动机悬置系统的隔振性能得到提高。
4) bilinear mode
双线型
1.
Study on bilinear model of lead-rubber isolating bearing;
铅芯橡胶支座的双线型模型研究
5) Bilinear form
双线性型
1.
In this paper, the Lagrange bilinear form of integro differential operators is expressed by boundary forms,then the conjugated and self adjoint boundary conditions are obtained, and the Sturm Liouville boundary condition becomes to be a special case.
首先用边界型表示微积分算子的Lagrange双线性型 ,从而求得微积分算子的共轭和自伴边条件 ,Sturm Li ouville边条件是其特例。
2.
Then we investigate the properties of the centroid and bilinear forms of simple Lie s.
本文主要讨论的是有限维李超代数G上的型心与非退化的G-不变的双线性型。
3.
Invariant bilinear forms on LSAs have important applications in several areas of mathematics and physics.
左对称代数上的不变双线性型与微分几何中伪黎曼度量有密切的关系。
6) bilinear forms
双线性型
1.
Using a lemma on bilinear forms and the optimal control theory method, this paper gives the sufficient conditions of the existence and uniquness of solutions of boundary value problems for a class of the linear differential equations, namely, nonresonance and optimal condition across resonance.
利用双线性型引理和最佳控制方法，给出一类二阶线性微分方程边值问题唯一可解的两个充分条件；限制共振条件和跨越共振条
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