查询词典 modulation

The significance of the primary disturbance of central neuromodulation and dysfunction of 5-HTT, 5-HT receptor subtypes and the phosphoinositol signal transduction as well as the limited modulation capacity of the 5-HT system in overstrain are also addressed.

分析了5-HTT 代表的中枢神经调节机制的功能紊乱、5-HT 受体亚型、磷酸肌醇的信号传递的显著性变化，并阐述了过度训练中 5-HT 系统相对有限的调节能力的变化情况。

After rigorously mathematical deduction, some valuable conclusions are drawn: at the multiple times of symbol period, discrete peaks of the PACA function appear with 3 peaks in group, which includes a larger peak located in the middle and the other smaller two located symmetricly beside the larger one. The distance between small peaks is modulation offset of pulse position PPM.

经过严格数学推导，指出了TH-UWB信号的PACA函数不但在字符周期整数倍处出现离散峰值，而且按三个峰值(一大峰值左右对称出现小峰值)成对出现，大峰和小峰的间隔就是PPM调制时间偏移。

The method of multilevel parallel phase modulation was proposed, which means two parallel multilevel phase shift keying signals were transmitted with one frequency at the same symbol period.

提出了高阶并行相位调制的方法，即在同一调制符号周期，使用同一频率、并行发送2路携带不同信息的高阶相位调制信号。

This paper presents a new spectrograph of electronic paramagnetic resonance. Its character is the application of combined frequency and magnetic field modulation.

本文叙述一种新型的电子顺磁共振波谱仪，它的特点是采用了调频调场结合的方法，因而简化了结构。

The parasitic capacitance of the high speed laser is one of those factors which affect the modulation bandwidth.

高速激光器的寄生电容是影响其调制带宽的因素之一。

In our study, the increased HR indicate that the parasympathetic nerve system was predominant in vivo or the intracardiac sympathetic nerve enhanced its modulation in vitro.After treatment of Atr, the isolated heart was only controlled by the intracardiac sympathetic nerve.

如果离体前后交感和副交感神经支配心脏的程度相同，HR不应发生明显变化，本实验中离体后HR增加，表明离体前副交感神经系统占优势或者离体后心内交感神经功能亢进。

In order to made up the present imperfection in unit velocity modulation and logical control of domestic cableway, this parer proposes a new project for the electricity control system of Zhougongzhai cableway. This project adopts a full digital current changer and PLC, with optical fibre instead of multi-line cable.

为了弥补目前国内缆机在机组调速和逻辑控制方面存在的一些缺憾，本文对周公宅缆索起重机的电气控制系统项目提出了一种新的方案，该项目采用了全数字直流变流器加 PLC 的技术，并采用光纤代替多芯电缆。

A Low Density Parity Check coded Adaptive Modulation and Coding- Orthogonal Frequency Division Multiplexing system is proposed, and its theory is given in detail.

摘要该文提出低密度奇偶校验码的自适应调制编码正交频分复用系统，并详述了该系统的原理。

A vibration system produces the light path difference in the interference light path and forms the modulation phase difference.

采用了一种与传统迈克尔逊干涉仪不同的干涉光路，通过光在相同传输光路中的顺时针、反时针传输，形成干涉。

Laser polarization state corresponds to modulation phase generated by LCM is controlled by the peak-to-peak voltage value of 1K rectangular wave outputs by the control circuit of the PLAE.

输出激光的偏振态，能一一对应于液晶调制器产生的调制相位差，受到治疗仪控制器电路输出的1K方波的峰峰值电压控制。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。