他们可能固守空气孔,样子非常细微的木屑。
They may cling to air holes and look like very fine sawdust .
结果表明,晶格对称结构和空气孔形状对带隙大小有影响。
The results show that the lattice symmetry and the shapes of the air holes can affect band gap size.
最后讨论了大空气孔光子晶体光纤的特性及其在色散补偿中的应用。
Finally, PCF with large air holes and its applications in dispersion compensation were also discussed.
在此结构中,环形耦合谐振腔的波导周围被刻蚀周期性的空气孔。
In the structure, etching the periodic holes around the waveguide of the ring resonator waveguide does not increase the size of the CROW.
利用全矢量正交函数模型对空气孔辅助光纤的模式截止特性进行了讨论。
Using full vector orthogonal function model of the auxiliary air hole pattern of cut-off characteristics of optical fiber were discussed.
给定晶格对称结构,选择具有相同对称形状的空气孔能得到较大的绝对光子带隙。
Given a lattice symmetry, larger absolute photonic band gap was achieved by selecting an air hole shape of the same symmetry.
通过模拟,给出基模损耗同芯折射率、光波长和包层空气孔直径之间的一般规律。
After the simulation, the relationship of fundamental mode loss with the core index, wavelength and the diameter of cladding air holes is given.
位于导光区两侧的镜带来了分布式布拉格反射,空气孔的排数决定了布拉格反射强度和透射谱。
The rows of air holes decide DBR coming from the mirrors on both sides of the guiding region, which governs the transmission spectrum.
采用矢量光束传输法对空气孔包层呈正六边形分布的微结构光纤的色散和非线性特性进行了数值模拟。
The dispersive and nonlinear properties of the microstructure fiber with hexagonally distributed air-holes in the cladding are numerically simulated by using the vectorial beam propagation method.
两条二维三角晶格空气孔光子晶体波导由一个光子晶体微腔连接,在微腔的点缺陷中填充苯乙炔类液晶。
Two photonic crystal waveguides are connected by photonic crystal cavity. The point defect of photonic crystal cavity is filled with phenylacetylene liquid cyrstals.
提出并优化了由单排渐变介质波导构成的二维空气孔型光子晶体负折射平板透镜表面的减反层,改善了成像质量。
We propose and optimize the antireflection coating composed of a row of tapered dielectric waveguides for two-dimensional air hole-type photonic crystal negative refraction slab lens.
结果表明,弯曲处引入的新缺陷空气孔在极大程度上改善了光子晶体波导的损耗,并最终得到了较好的传输效果。
Optimization are done on some photonic structures, through the introduction of a new air-cylinder in bend finally we have got a comparatively good light propagation outcome.
在另一实施方式中,罩可包括在其中形成的空气孔,以保持打开而在将排泄物接纳到罩内时允许空气从空气孔漏出。
In another embodiment, the enclosure may include an air hole formed therein for remaining open to allow air to escape therefrom upon the receipt of the fecal matter into the enclosure.
利用平面波法分析了二维液晶光子晶体的带隙结构,着重对三角形和正方形空气孔光子晶体带隙随液晶旋转角的变化情况进行了分析和比较。
The influences of the wave vectors off the periodic plane on the distribution of energy bands of triangular, honeycomb and square lattices are analyzed by plane wave method.
根据一项发表在《昆虫行为》的杂志上的研究成果,蚂蚁能够精心制造一种有气孔墙的土塔,空气能够在这些墙和外界之间流通。
According to a study published in the Journal of Insect Behaviour, the ants carefully create the turrets with highly porous walls which allows air to flow through the Chambers.
仅有排气孔的冷却垫也能促进笔记本电脑周围的空气流动,而且便于携带,但是如果需要更强力的冷却效果,风扇是最好的方法。
Laptop pads that have vents but no fans can also increase the air flow around your laptop and they're very portable, but for stronger cooling needs, a fan is the best way to go.
植物体通过气孔吸入空气并且传递出水分。
Plants breath in air and breath out moisture through tiny pores called stomata.
植物通过根吸收水分,然后经叶片背面的微小气孔散发至空气中。
Plants take in water through their roots, then release it through small pores on the underside of their leaves.
空气排净的标志是,排气孔中出来的全部都是水。
高效率的热交换和背板通气孔保证了最大空气流量。
High-efficiency heat exchange and rear panel air vents ensure maximum air flow.
然后,空气通过堆栈效应移动,并且可以通过一个排气孔在室内墙壁和外部循环运行。
The air then moves up though the space via the stack effect and is allowed to circulate above interior walls and out through an operable exhaust vent.
结合《双子叶植物气孔类型观察》和《空气中细菌污染的监测》活动项目,探索生物科技活动中研究性学习的方法和途径。
Combined surveying stoma types of dicotyledonous plants survey of bacteria pollution in the air, investigating learning ways and routes were explored in biological scientific movements.
空气通道叫通气孔。
这种方式产生的暖气流带着新鲜空气流入人的鼻子,带走了身上的汗味及其它混浊气体,最后,到达房间的顶部,并在那里从排气孔排出。
The warm air flow produced in this way feeds the nose with fresh air, picks up the sweat and others from the human body and arrives at the top from where it is taken away by the exhaust air outlet .
系统给出了气垫带式输送机生产率、气垫压力、空气流量、气孔面积、鼓风机和电机功率的计算方法。
In this part, calculation methods of the productivity, air-cushion pressure, air flow quantity, nozzle area, capacity of ventilator and electric motor are given out systematically.
空气温度、叶面温度、饱和水汽压差和气孔导度是影响水稻的蒸腾速率的关键因素,并在水稻不同生育阶段表现不同的影响程度;
Air temperature, leaf temperature, vapor pressure deficit and stoma conductance were the key factors affecting transpiration, and the effects would be different in different growing stages.
空气温度、叶面温度、饱和水汽压差和气孔导度是影响水稻的蒸腾速率的关键因素,并在水稻不同生育阶段表现不同的影响程度;
Air temperature, leaf temperature, vapor pressure deficit and stoma conductance were the key factors affecting transpiration, and the effects would be different in different growing stages.
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