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- polar modulation system 极性调制系统
- A Dual-loop adaptive delta modulation system (DLADM) consisting of an inner loop and outer loop isdescribed. 本文叙述一种双环自适应增量调制(DLADM)系统。
- The laser pulse modulation system consists of cavity dumper driver,matching net and acousto-optic energy convertor. 超短脉冲激光调制系统包括腔倒空驱动器、匹配网络和声光换能器。
- An optimal design method for the prototype filter design of the filtered multitone modulation system is proposed. 摘要给出了滤波多音调制系统的原型滤波器优化设计方法。
- Lastly, the capability of adaptive modulation system in the Raleign channel is analyzed and the system also simulated. 分析了自适应调制系统在瑞利衰落信道下的性能，并对系统进行了仿真。
- After researching on the atmospheric transmission characteristic and light source characteristic, a modulation system based on 2FSK has been developed. 通过对大气传输特性、光源发光特性的研究，研制出一套基于二进制移频键控(2FSK)方法的调制系统。
- Namely, while the coding rate is same in all of the resource blocks, modulation system and the number of repetitions differ by resource block. 也就是说，在本发明中，编码率在所有的多个资源块中都相同，而对于每个资源块，调制方式以及重复数不同。
- The research is based on the structure and principle analysis of digital direct current velocity modulation system of the mine hoister. 本课题通过对矿井提升机全数字直流调速系统的结构和原理分析，结合模糊控制理论的基础上。
- The most spectrally efficient technique usually is a linear modulation system, and this requires the linear transmit channel. 这些调制方式在本质上是线性的，因而无线发信通道也要求是线性的。
- Introduces an automatic sped modulation system for welding turner,which is used in the automatic .welding of spiral plane welds. 本文以平面螺旋焊缝自动焊应用为例．介绍一种采用单片机控制的焊接转胎自动调速系统。
- The two systems of government are polar opposites. 这两种政体正好相反。
- The automatic control system of Assel mill involves the programmable controller,the direct current velocity modulation system,position controller,and the electronic cam. Assel轧管机的自动控制系统涉及可编程控制器,直流调速系统,辅机控制等。
- Through simulation on velocity modulation system of water wheel generator,indicated control effect of this control mode surpassed the conventional PID control. 通过对水轮机调速系统进行仿真,表明了该控制方式控制效果优于常规PID控制。
- According to the simulation results, the trellis-coded modulaiton can also obtain nearly the theoretical gain when used in the multi-carrier modulation system. 结果显示,格状编码用于多载波调制系统时仍然能够获得大部分理论编码增益。
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- This paper has presented a scalar-vector quantizer(SVQ) shaping method across then subchannels using region partition in the DMT modulation system,analyzed and simulated its performance. [摘要]本文提出一种在离散多频(DMT)调制系统中采用区域分割，依次沿着各子信道进行标量矢量量化器(SVQ)成形的方法，并对其性能进行了分析和模拟.
- This paper has presented a scalar vector quantizer(SVQ) shaping method across then subchannels using region partition in the DMT modulation system,analyzed and simulated its performance. 本文提出一种在离散多频（DMT）调制系统中采用区域分割，依次沿着各子信道进行标量矢量量化器（SVQ）成形的方法，并对其性能进行了分析和模拟
- This paper introduces the application of the programmable controller,the direct current velocity modulation system,the frequency inverter and the electronic cam switch in chamfering machine. 介绍可编程控制器、直流调速系统、变频器、电子凸轮开关在倒棱机中的应用。
- Are there any animals in the polar circles? 南极圈和北极圈内有动物存在吗？
- Modul Systeme has introduced a line of brand new standard and custom designed Glue Preparation and Dosing Systems for panel plants. 德国木德公司为人造板行业提供全新的或定制的胶配比和施胶系统。
