查询词典 high bandwidth

Is a company specializing in the production of electricity of standard parts, steel standard parts, automobile standard parts, standard parts pipeline, railway standard parts, the new GB standard parts, building standard parts, stainless steel fasteners, high-precision standard parts, high precision fasteners, non-standard fasteners, non-standard fasteners, standard 4.8, 8.8 standard parts, standard parts 10.9, 12.9 standard, GB standard, the new GB standard, British standard standard parts , American standard standard parts, standard parts de superscript, subscript day standard parts, construction fasteners, building hardware, light bolt, square head bolts, hexagon bolt, hexagon bolt big, hot hit bolts, steel bolts, GB30-76 bolts, 5781 Bolt, Bolt 5782, Bolt 5783, Bolt 5784, 5785 bolts, steel structure with high strength bolts connecting deputy, steel torsional shear type high strength bolts used to connect deputy, steel structure with high strength bolts connecting deputy, high-strength steel large hexagon head bolts to connect the Deputy, high strength bolts, tower bolts, rail bolt, wheel bolts, wheel screws, carriage bolts, head bolts, stainless steel bolts, screws Terrier reduction, four wire, to the foot silk, silk double-headed, square head silk, bucket-type wire, fish wire, oval wire, full-profile wire, hook the first wire, the back wire, live wire section, expansion of silk, silk expansion implosion, implosion-type expansion of silk, expansion bolts, railway screw, nut , self-locking nut, hexagonal nut, locknut, galvanized nuts, weld screws, arc stud welding with welding cylinder head screws, weld stud, weld nails without a head, cylinder head welding nails, pin, fastener, standard parts, Yamagata card, u-type cards, special bolts, special-shaped standard parts, special fasteners professional production enterprises.

河北冀南标准件有限公司是一家专业生产电力标准件，钢结构标准件，汽车标准件，管道标准件，铁路标准件，新国标标准件，建筑标准件，不锈钢标准件，高精度标准件，高精度紧固件，非标标准件，非标紧固件，4.8级标准件，8.8级标准件，10.9级标准件，12.9级标准件，国标标准件，新国标标准件，英标标准件，美标标准件，德标标准件，日标标准件，建筑扣件，建筑五金，光螺栓，方头螺栓，六角螺栓，大六角螺栓，热打螺栓，钢结构螺栓， GB30-76螺栓，5781螺栓，5782螺栓，5783螺栓，5784螺栓，5785螺栓，钢结构用高强度螺栓连接副，钢结构用扭剪型高强度螺栓连接副，钢结构用高强度螺栓连接副，钢结构用高强度大六角头螺栓连接副，高强度螺栓，铁塔螺栓，铁道螺栓，轮毂螺栓，轮毂螺丝，马车螺栓，沉头螺栓，不锈钢螺栓，缩梗螺丝，四角丝，地脚丝，双头丝，方头丝，斗型丝，鱼尾丝，鹅蛋丝，全纹丝，钩头丝，靠背丝，活节丝，膨胀丝，内爆膨胀丝，内爆式膨胀丝，膨胀螺栓，铁道螺钉，螺母，自锁螺母，六角螺母，防松螺母，镀锌螺母，焊钉，电弧螺柱焊用圆柱头焊钉，焊接螺柱，无头焊钉，圆柱头焊钉，销轴，紧固件，标准件，山形卡，u型卡，异型螺栓，异型标准件，异型紧固件的专业生产企业。

A design and implementation method of the high speed modulation system, which adopted the new techniques of the FPGA and DAC based communication system,is presented in this paper. The effect of the key techniques of this system, such as the high speed digital signal processing for modulation, high speed based-band signal conversion, wide-band modulation, carrier suppression, high frequency and high precision system clock generation, is analyzed, and the solutions and performance analysis is also given. Finally, a high speed modulation system for space applications is implemented, can be used for high speed data transmission with QPSK, 8PSK, QAM or other kinds of digital modulation.

本论文依据正交调制原理，采用基于FPGA和DAC的设计技术，提出了一种高速、灵活的调制系统的设计方法，重点分析了系统组成的调制编码映射、基带脉冲信号转换、信号滤波、调制、系统时钟产生等关键技术环节的影响，解决了高速调制信号处理、高速数据转换、宽带调制、载波抑制、高频率高精度系统时钟的产生等关键技术问题，完成了一种适用于空间应用的高传输速率、多进制数字调制方式和调制体制灵活的数据传输调制系统的设计与实现，可在硬件设计不变的情况下，实现QPSK、8PSK和16QAM等多种调制方式的高速数据传输，QPSK调制速率达到500Mbps。

Decades, the system does not always produce pipes, tiles, cement products and other traditional rod, but the development should be high (high-strength, high pressure) and large, new (new building materials and products) as a key to develop new products In detail: to develop high-strength prestressed concrete pile; apply to set up more than 110 kilovolt high voltage transmission lines and electrified railway lines, etc. Catenary large t m poles; application of new high-speed heavy rail with pre-stressed concrete sleeper; high-pressure , large-diameter prestressed concrete cylinder pipe; steel concrete and prestressed steel-concrete composite pipe; new type of reinforced concrete pipes, such as the mouth and socket bearing steel reinforced concrete pipes, square pipes, short-shaped pipes, common drains ; reinforced concrete inspection and; urban and rural construction using a variety of hollow interior wall panels and composite wall panels, concrete hollow block.

不能几十年一贯制生产管、瓦、杆等传统水泥制品，更应把发展高、大、新作为重点开发新产品，具体讲：大力发展预应力高强混凝土桩；适用于架设110 千伏以上高压输电线路和电气化铁路接触网线路等的大吨米电杆；适用高速重载铁路用的新型预应力混凝土轨枕；高压、大口径预应力钢筒混凝土管；钢板混凝土和预应力钢板混凝土复合管件；新型钢筋混凝土排水管，如钢承口和承插式钢筋混凝土排水管、方型渠、短形渠、共同渠；钢筋混凝土检查并；城乡建设用的各种空心内墙板和复合外墙板、混凝土空心砌块。

This paper analyzed the balance precision and grade of high speed grinding wheel and its effect on grinding performance analyzed. The unbalance causes of high and super high speed grinding wheel were discussed too. The evaluation and selection for the balance precision of high and super high speed grinding wheel were studied. Furthermore, the paper analyzed the principle and significance of dynamic balancing technology of high and super high grinding wheel.

对高速转子平衡精度和等级及其对磨削性能的影响进行了理论分析，并深入讨论了超高速砂轮系统的不平衡因素，研究了超高速砂轮系统平衡精度的评价与选择方法，分析讨论了盘形高速和超高速磨削砂轮动平衡技术的原理和意义。

The technique problems such as quick charging of high voltage capacitor, uniform discharge in high pressure large aperture zone, uniform flow of high pressure gas, and laser resonator, high energy pulse output and high repetition pulse output, were solved by applications of ultraviolet preionization, two-circuit series and parallel discharge structure of graphite Ernst electrode, folded resonator that embodies super-thin water-cooled non-deforming mirror, closed circle direct cooling system of double loop and high-voltage high-current switch power supply.

采用紫外预电离双路Ernst石墨电极串并联放电结构、超薄水冷不变形镜折叠腔、双回路直冷式封闭循环流动系统和高压大电流快脉冲开关电源等技术，解决了高功率高压电容充电、高气压大体积均匀辉光放电、高气压高速均匀流场、激光谐振腔和高脉冲能量、高重复频率脉冲激光输出等技术难题。

By the use of Circling cluster and Envlopment theory and flat surface sit-mark transformation theory, the chain wheel tooth equation of roller chain at high speed to match conjugage engagement is deduced.Establishing chain speed equation of roller chain at high speed,based on the analysis of the speed curves between roller chain at high speed and common roller chain,good drive of roller chain at high speed is verificated theoretically.By a example that move distance from transverse vibration between roller chain at high speed and common roller chain is contrasted,the accuracy of those theories that the paper brings up and higher functions of roller chain at high speed is proved.Finally, Establishing conjugage engagement line equation of roller chain at high speed and analyzing the complete engagement zone, the chain wheel tooth curve equation is studied at a higher degree. At the same time,the lack's place of the research result is pointed out.

依据高速滚子链设计要求与H_y-V_0齿形链的研究，阐述了滚子链传动实现准共轭啮合理论可能性；利用圆族包络法结合平面坐标变换理论推导出了满足共轭啮合的高速滚子链的链轮齿廓曲线；建立起高速滚子链链速方程，通过对高速滚子链与普通滚子链链速曲线的对比分析，从理论上验证了高速滚子链具有良好的传动性能；最后，建立起高速滚子链共轭啮合线方程，对其整个啮合区间进行了分析，进一步研究了链轮齿廓曲线方程，确定了主要参数的设计方法的问题，并同时指出了不足之处。

The receiver's high-current capability enables it to effortlessly drive even difficult loudspeaker loads, while ultrawide bandwidth provides far superior phase linearity, lower distortion, greater high-frequency headroom, and more accurate frequency response in the audible frequency range.

接收器的高电流能力，使它能够毫不费力地驱动扬声器甚至难以负荷，同时提供超带宽远远优于阶段线性度，低失真，更多的高频率余量，以及更准确的频率响应的发声频率范围。

As long as electronic applications such as e-commerce, e-banks etc are widely used on the Internet, a high-speed and high-bandwidth network will be in great demand.

随着电子银行、电子商务等在Internet上的广泛应用，对高速率和高带宽的网络需要越来越迫切。

According to the high need of multi-channel cardiograph testing instrument for the wide bandwidth of data-transmitting interface of PC interface, adopted USB2.0's 480Mbps high-speed data-transmitting mode, described a data-transmitting interface design of USB2.0 which is based on microprocessor ADSP2188 and USB interface chip CY7C68001 of EZ-SX2 series, and make a detail dissertation about the key technique of the design in hardware and software .

针对多通道心电测试仪对PC机接口提出的高数据传输带宽的要求，采用USB2.0规范推出的480Mbps的高速数据传输模式，介绍了一种以数字信号处理器ADSP2188为外部微控制器，以EZ-SX2系列USB接口芯片CY7C68001为接口控制芯片的USB2.0数据传输接口设计方法，并对软硬件设计上的关键技术作了详细的论述。

Analysis shows that the algorithm can provide high-level anonymous,dynamically ensconce the source address,has less bandwidth cost,has less encryption times and shorter time delay.So the algorithm can provide high quality anonymity communication in IP layer in mobile Internet.

分析表明，该算法动态隐藏源地址，匿名度高，带宽消耗低，加解密次数少，时延短，可以为移动互联网络提供优质的网络层匿名通信服务。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。