查询词典 double-headed

Compare yield of maize planted double line at one width ridge to that of check ,ear length ,No. of ear of kernel ,100-kernel weight and ratio of double ear were increased .

在产量性状上，大垄双行种植的玉米与对照相比，穗长增加，秃尖长减小，每穗粒数、百粒重和双穗率都增加，空秆率减少。

By using Yb 3+ doped double clad fiber with rectangular inner cladding and a set of back cavity mirrors with different transmission ratio , the double clad fiber lasers are constructed.

采用自行研制的内包层为矩形的掺Yb3 +双包层石英光纤，以透射率不同的一组二向色镜为后腔镜构成了双包层光纤激光器。

Then double refraction and double reflection along the sequential interfaces in a crystal are discussed.

并讨论了光在晶体内沿多个界面的连续双折射双反射。

Double refraction and/or double internal reflection in a crystal along multiple successive interfaces can be seen as a cascade of that along two successive interfaces, and thus may also be calculated.

在此基础上，分析了前一界面输出量和后一界面输入量之间的联系，可以计算两个界面上的连续双折射双反射。

First, based on Huygens' principle, formulas for double refraction and internal double reflection with different directions of propagation vector and wave vector are given.

虽然对晶体的双折射效应已有大量的研究，但都只关注于单个界面上的双折射双反射，没有适用于多个界面的连续双折射双反射的情况。

The general formulation of double refraction or internal double reflection at a single interface is analyzed in terms of Huygens'principle and surface boundary conditions.

根据惠更斯定理和边界连续条件，分析了单个界面上的双折射与全内双反射，给出了光线方向和光波法线方向的普遍公式。

Information optics ; 1×N optical switch ; double refraction ; double reflection ; sequential interfaces ; integration

信息光学； 1×N电光开关；双折射；双反射；连续界面；集成

With the relations between the output of the former interface and the input of the latter, double refraction and/or double internal reflection in a crystal along two and multiple successive interfaces can be calculated.

并讨论了在晶体内沿多个面的连续双折射双反射，分析了前一界面输出量和后一界面输入量之间的联系，得到多次双折射双反射后的光线方向和光波法线方向。

Then with the relations between the output of interface 1 and the input of interface 2, double refraction and/or double internal reflection in a crystal along two successive interfaces can be calculated.

在惠更斯定理的基础上，对从空气到晶体的折射、从晶体到空气的折射、近光轴入射的晶体全内反射和近光轴反射的晶体全内反射这四种单个界面上的双折射双反射情况，给出了同时适用于o光和e光的光线方向和光波法线方向的普遍公式。

All node switches are integrated in a single block of crystal and the interconnections of them are implemented based on double refraction and double reflection of the crystal.

该网络各级由相似结构的光学固态模块级联组成，每个基本模块只包括一块用作光互连的双折射晶体和一个用作信息处理的光开关阵列或光开关矩阵。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。