查询词典 layers

Derived from two embryonic germ layers, the ectoderm and the endoderm.

双胚层的具有两个胚层的。

The dielectric discontinuities in waveguides Eire analysed by finite element method in combination with perfectly matched layers.

本文将矢量有限元法与完全匹配层相结合对波导介质不连续性问题进行分析。

These are also the telltales in distant layers of ejecta that the rock in question has come from an impact.

也有遥远的喷发物岩层年代的故事说有关的岩石来自一场碰撞。

Chapter 2 is started from the basic theory of elastodynamics, the zero and the first order reflection and transmission coefficients of rough interface are derived in theory, and some numerical examples are given. Also dispersion characters of diffraction waves are discussed in the case of micro-rough interface in deep layers.

第二章从弹性动力学的基本理论出发，通过求解波动方程的定解问题，从理论上导出了地震波在粗糙界面上的零阶和一阶反射透射系数，并给出了数值算例；该章还讨论了深层微粗糙界面的绕射波的频散特征。

All this is encapsulated within further layers to ensure that it is electrically isolated.

所有这些电能都封装在另外的分层里，确保电是被隔离的。

Overlapping method applies out electric field to electrodeposit, and uses the insulation layer to prevent the crystal particle between the layers from growing.

逐层叠加法是应用外电场电沉积技术，应用隔离层阻止膜与膜间的晶粒生长。

The micro mold after forming of electroform needs the increasing thickness process which inset in the block and supports the micro mold during the injection modeling. Otherwise, the buffer layers could prevent the problems of stresss and surface deterioration.

然而微模具在电铸成形后需经增厚处理，因为增厚处理使非常薄的微模具与模具基座较易配合，也将提供微模具於射出成形过程中之支撑，一般增厚制程会在微模具与增厚层间加入一缓冲层避免应力与表层变质造成之问题。

The effects of electroforming process parameters on manganese contents in the electroformed layers were studied.

结果表明，电铸层中的锰含量随电流密度的增大而增加，随脉间的增大而减小。

According to the similarity criterion, an experimental model was designed which is one-third of 3500mm heavy and medium plate mill pressure screw-pairs in sizes. Electrometric method was adopted to get the load distribution of the thread layers by measuring the bending deformation of the screw teeth.

依据相似准则，制作3500mm中厚板轧机电动压下传动螺纹副1/3的测试模型，采用电测法获取悬臂螺牙弯曲应变值，模拟实际轧制力和过平衡力作用下螺纹副螺牙各层载荷大小及分布。

It is found that AIN passivation layers can still increase the density of two-dimensional electron gas despite the additional responses.

表面钝化被认为可以有效地降低势垒层Al Ga 一N表面态密度，一直以来被广泛用于提高HEMT器件的性能。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。