查询词典 block antenna

An unconstrained cost function is provided for the Orthogonal Space-Time Block Coded Multi-input-Multi-Output Antenna System. The global minima of the cost function are analyzed: in fact the global minima of the cost function is the normalized channel vector.

该方法主要利用了正交特性，给出了一个针对正交空时分组码MIMO系统模型的无约束代价函数，并分析了该函数的全局最小值：该无约束代价函数的最小值实际上就是实际信道的归一化矢量。

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。

The company was established in 1988, is one to the development, production, sales as one of the car manufacturer supplies, mainly perfumes, Qingyu block, tissue boxes, spare tire cover, steering wheel, automatic antenna, and other products, including by 40 exported to the rest of the world, 40 percent of domestic sales, with 20 percent supporting the domestic automobile manufacturers, factories have two complete production lines and more high-tech machinery and equipment imported for the production of 1,000 million Dian, The Company in the "credibility of the first" principle to meet each and every old and new friends, we Wang Qi people with full enthusiasm and the quality of service, and we wish for a better future!

本公司成立于1988年，是一家以研发、生产、销售为一体的汽车用品生产厂家，主要有香水、晴雨挡、纸巾盒、备胎罩、方向盘、自动天线等系列产品，其中有百分之四十远销世界各地，百分之四十内销，百分之二十与国内汽车生产厂家配套，工厂拥有两条完整生产线和多台进口高科技机器设备，可供年生产傎上千万元，本公司本着&信誉第一&的原则来迎接每一位新老朋友，我们宏骐人以饱满的热情和优质的服务，愿和大家共创美好未来！

In this project we obtain a sufficient and necessary condition for a finite group G has a p-block with a normal p-subgroup D as a defect group, a necessary and sufficient condition for a group which is an extension of a nilpotent group by an abelian group has a p-block of defect zero.

本项目中我们给出了正规p-子群是有限群G的亏群的一个充要条件和幂零群被交换群扩张的群有亏零块的充要条件。

The easiest method of storage is lime block moisture absorption law, is about to tea with red, and lime on the block with package within the cylinder or drum, stamp seal storage.

最简便的贮藏方法，是块状石灰吸潮法，即将茶叶用红包好，放在具有块状石灰包的缸内或铁桶内，加盖密封贮藏。

Abstinency may not be the solution, because everybody knows that why DaYu's father didn't solve the flood issue, because he only adoptted the way of "block", but noone can really block the flood, so abstinency may not be the best solution.

禁欲不一定是解决方案，因为大家都明白当年为什么大禹的父亲没能治理好水的问题，因为他用的方法是"堵"，而水是堵不住的。所以禁欲不一定是最好的方案。

A disk drive, RAID system or volume manager all perform some form of block address to block address mapping or aggregation.

磁盘驱动器、RAID系统或者卷管理器都可以完成一些形式的块地址到块地址映射或者聚集。

Group one received 0.375% bupivacaine;Group two 2.5% chloroprocaine;Group three in which 1:200 000 adrenaline was added to 2.5% chloroprocaine. Anesthesis was performed by interscalene brachial plexus block.The onset and duration of analgesia,the level of block as well as adverse effects were recorded.

肌间沟法行臂丛神经阻滞，观察阻滞起效时间及持续时间、神经阻滞节断数、术中镇痛质量、不良反应以及注药前、注药后5、10、30、60分时心率和平均动脉压。

The anomalously low friction phenomenon is one of the typical dynamic phenomena in the deep block rock mass,reflecting the inconsistent and inconsecutive dynamic characteristics of deep block rock mass.

不规则超低摩擦现象是深部块系岩体典型动力学特征现象之一，集中反映了深部块系岩体非协调、非连续的动力学特性。

Information of Archean materials similar to that of the North China Block can be found on the surface and in the deep crust of the northern margin of the Yangtze Block.

扬子陆块北缘地表和深部有与华北陆块相似的太古宙古老基底信息。

The use of the web to spread fears that flicking the switch on the LHC could create a Black Hole that could swallow up the Earth particularly concerned him, he said.

他说，使用互联网散布恐慌说启动LHC会生成一个可能吞噬地球的黑洞的做法让他感到忧虑。

Not a single word have I written down.

我一个字也没有写下来。