查询词典 antenna

The smart antenna technique is one of the hotspot of the recent researches and its control algorithm is crucial. This dissertation demonstrates our benefic exploration and research in this area.

智能天线技术是当今研究热点之一，其控制算法是智能天线技术的关键，本文在前人的基础上进行了有益的探索和研究。

In view of how to strengthen the receiving-signal intensity of field of TV relay stations and increase the ability to resist jamming so as to garrantee the TV relay ing quality , this article combining with the actual conditions introduces the way of making ,setting up and site-choosing of 8 -unit biserial antenna array.

本文从如何提高电视转播台接收信号场强、增强抗干扰能力、保证电视转播质量这个角度出发，结合实际介绍了8单元双列天线阵的制作、架设与选址方法。

A bristlelike part or appendage, such as the awn of grains and grasses or the process near the tip of the antenna of certain flies.

谷芒刺毛的部分或附属物，如谷物和草的芒状生长物或某种苍蝇触须附近的突起物

The Dactylopius confusus king antennas scanning electron microscope result indicated that:Four types of sensilla on the antenna of Dactylopius confusus,namely Trichoid sensilla,campaniform sensilla basiconic sensilla,styloconic sensilla.

胭脂虫雄虫触角的扫描电(来源：0e5e0eABC论文网www.abclunwen.com)镜结果表明：雄虫触角上生有4种感器，即毛形感器、钟形感器、锥形感器及腔锥形感器。

The percentages of insect fragment occurrence of various body parts were: antenna, 34.5%; mandible, 8.8%; legs, 43.4%; wings, 5.3%; cerci, 1.8%; and ovipositors, 0.9%.

昆虫碎片经鉴定分析后，各目昆虫碎片样品前三目之百分比分别为，直翅目47.8%、鞘翅目21.7%、革翅目15.2%。

In 5 days after ALA treatment, under the same actinic light intensity, along with the time increased, increased PS II actual photochemical efficiency Φ_(psⅡ, photochemical quench, non-photochemical qnench, electron transfer rate, photochemistry rate, photochemistry and antenna heat dissipation of the watermelon Citrullus lanatus Thunb.

ALA处理5天后，在同一作用光下，随着时间的延长，西瓜叶片PSⅡ实际光化学效率Φ_(PSⅡ、荧光猝灭系数、非光化学荧光猝灭系数、电子传递速率、光化学速率、光化学效率、热耗散速率及天线热耗散的光动力曲线均上升；稳态荧光和PSⅡ反应中心非光化学耗散的光时间曲线逐渐下降。

C12A7 is basis phase, and C3A phase is central symmertrical 3-D structure with clavated antenna extending in different directions.

其中：C12A7为基底相，C3A呈中心对称的条索状三维结构，易于机械单体解离，便于选矿分离利用。

It has always been a problem for people to think ceaselessly about how to reduce largely the size of the intelligent antenna and improve the integration of wireless system so as to make it apply in practice compatibly.

如何大幅度降低智能天线的尺寸以解决&面子&问题，提高无线系统的集成化，使之更适合实际应用则一直是人们不断思考的问题。

Beam waveguide feed system,composed of a series of flat reflectors,conicoid mirrors and lens can use conicoid mirror and flat mirror as rotating joint to implement mechanical scan of antenna in electromagnetic wave transmission.

通过对波束波导馈电卡塞格仑天线工作原理的分析，论述了波束波导在高功率微波辐射天线中的应用及设计方法，重点介绍了一套利用波束波导馈电高功率微波辐射天线。

Three isomorphic pendant derivatives based on monovacant Keggin heteropolytungstate [SiW11O39]8- as building block have been synthesized through the decoration of Co-Im complexes using bench method:5Na_4H_2[SiW_(11)O_(39)CoIm]_(0.63)[SiW_(11)O_(39)Co(H_2O)]_(0.37)·7H_2O (1)_6[SiW_(11)O_(39)NiIm]_(0.8)[SiW_(11)O_(39)Ni(H_2O)]_(0.2)·7H_2O (2)_4Na_6[SiW_(11)O_(39)MnIm]_(0.69)[SiW_(11)O_(39)Mn(H_2O)]_(0.31)·7.5H_2O (3) Complexes 1–3 are the first examples of crystallographically characterized 3d-transition metal mono-substituted POMs with an antenna organic ligand synthesized under normal bench conditions.

以单缺位Keggin型杂多钨硅酸盐[SiW11O39]8-为建筑单元，在水溶液中通过过渡金属-咪唑配合物的修饰，成功地获得了三个同构的悬臂式衍生物：5Na_4H_2[SiW_(11)O_(39)CoIm]_(0.63)[SiW_(11)O_(39)Co(H_2O)]_(0.37)·7H_2O (1)_6[SiW_(11)O_(39)NiIm]_(0.8)[SiW_(11)O_(39)Ni(H_2O)]_(0.2)·7H_2O (2)_4Na_6[SiW_(11)O_(39)MnIm]_(0.69)[SiW_(11)O_(39)Mn(H_2O)]_(0.31)·7.5H_2O (3)它们是第一例在常规水溶液条件下合成得到的X-射线表征的3d-过渡金属取代的悬臂式多酸衍生物。

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。