基本释义:

双线期

网络释义

1)diplotene

['dipl?u,ti:n],双线期

2)diffuse diplotene,扩散双线期

3)hyperbola periodic region,双曲线周期环域

4)dual log-periodic antenna,双对数周期天线

5)2-level LPDA,双层对数周期天线

6)double line,双线

用法和例句

Influence of Angle Between Elements on An Array Consisting of HF 2-level LPDAs

阵元夹角对短波双层对数周期天线阵的影响

Regarding the financial evaluation of reserved double line project, the paper carries out an analysis to the currently applied "net present value method" and introduces the thoughts of "real option" to fully consider the uncertainty of time for railway double line construction.

铁路项目财务评价在项目决策中具有重要作用,针对铁路预留双线项目的财务评价问题,对目前采用的净现值法进行分析,引入实物期权思想,充分考虑铁路双线建设时间的不确定性,在Black-Scholes公式基础上建立铁路预留双线项目评估模型,并利用该模型对某铁路项目进行案例分析和验证。

On the Dual Log-periodic Airborne Antenna with High-Gain and Wideband in Small Size;

机载高增益宽带小型化双对数周期天线的研究

Influence of Angle Between Elements on An Array Consisting of HF 2-level LPDAs

阵元夹角对短波双层对数周期天线阵的影响

A UWB Dual-polar LPMAs with High isolation

0.8～6GHz超宽带高隔离度双极化对数周期天线

Design and Realization of a Spaceborne Dual-circular-polarization Multi-beam Log-periodic Dipole Antenna Array

星载双圆极化多波束对数周期天线阵的设计与实现

Analysis and design of log-periodic meander dipole array

对数周期曲线振子天线的分析与设计

Analysis and Design of the Log-Periodic Antenna Applied in UWB System;

应用于UWB的对数周期天线分析与设计

Printed Wideband Log-Periodic Dipole Antenna Fed bySubstrate Integrated Waveguide

基片集成波导对数周期偶极子阵列天线研究

Analysis on Vehicle-borne Log-periodic Monopole Antenna Using the Method of Moment

车载宽叶单极对数周期天线的矩量法分析

Researches on Inductive Load in Method Log-periodic Dipole Antenna

对数周期偶极子天线的感性加载方法研究

Calculation for Phase Center of LPDA with Variable Step

计算对数周期偶极子天线相位中心的变步长法

Approximate Method on the Calculation of Logarithmic Antenna Structure Size

对数周期天线结构尺寸的一种近似计算法

Log-Periodic Dipole Antenna Fed by Half-Mode Substrate Integrated Waveguide

半模基片集成波导馈电的对数周期偶极子天线

bifilar helix biperiodic electrostatic focusing

双螺线双周期静电聚焦

Characteristics Analysis of a Fan-shaped Array of Log-periodic Dipole Antennas and Implementation of Software;

对数周期偶极天线扇形阵的特性分析及其软件实现

Maximum Likelihood Estimator of a Periodic Bilinear Model

一类周期双线性模型的极大似然估计

Semi-period of doubly even order magic square transformed digital image.

双偶阶幻方变换数字图像的半周期

Converts a serial number to a day of the week

将日期的序列数转换成一周中的天数

Periodic Solution of Linear Autonomous Neutral Differential Equations with Delays;

常系数线性中立型方程的一般周期的周期解