Using the feedback control technology for reference, a light path of close-loop feedback is done with the pulse laser as control signal. 借鉴反馈控制技术,由脉冲激光控制信号实现光路的闭环反馈。
Preparation and Study of Two Seamount Co-rich Crust PGEs Ultra-fine Reference Materials: MCPt-1 and MCPt-2 Internal Stress and Co Content of Pulse Electrodeposited Ni-Co Alloy Coatings 富钴结壳铂族元素超细标准物质的研制脉冲镀Ni-Co合金镀层内应力及钴含量的研究
Travel distance to exit Tracking gate ( range reference pulse) 至太平门的疏散距离跟踪波门(距离基准脉冲)
Generally, the harmonic phase reference circuit is a comb generator in frequency domain and a pulse generator in time domain. 谐波相位参考在频域上为梳状波而在时域上为很窄的脉冲序列。
This discovery provides a new reference for the history of medical communication between Arab and Chinese medicine, and elucidates the relationship between the TCM pulse feeling and the sphygmology in Canon of medicine by avicenna, from Arab world. 这一发现有助于明确中医脉诊与《医典》中脉诊之间的关系,并为中国和阿拉伯医学交流史提供了新的参考。
Tracking gate ( range reference pulse) 跟踪波门(距离基准脉冲)
There is a 10-4s level saturation duration following the fs laser irradiation. The variance of response of diodes to constant reference light is irregular in short time, but after a few minutes the response falls down while the pulse energy increases. 飞秒脉冲辐照后,存在10-4s量级的饱和时间,辐照后对信号光的响应在短时间内出现不规则变化,在长时间内随脉冲能量密度增大而降低。
Solution of Hydraulic Robot Model Reference Adaptive Control via Block Pulse Functions and Its Micro-Computer Realization 利用正交脉冲函数求解液压机器人模型参照自适应控制及其微机实现
Establishment of a metadata standard reference frame for sharing database on biological effect of electromagnetic pulse 电磁脉冲生物学效应共享数据库元数据标准参考框架的研究
It can be found that: when writing the holography with long signal pulse and short reference pulse, the signal pulse can be reconstructed totally if the reading pulse is short enough; 结果发现,长信号脉冲和短参考脉冲干涉记录全息后,如果用足够短的脉冲读取,衍射完全再现了原输入信号脉冲。
It will be a valuable reference to microwave pulse power transistor design. 为微波脉冲功率晶体管的设计提供了育价值的参考。
The pulse generator commutes with main controller through data bus, receives the sampling data of reference voltage, returns the operation information of power units, and outputs the PWM pulse with a modularization design. 该脉冲发生器通过总线与主控制器实现数据交换,接收参考电压采样数据,返回功率单元的状态信息,以模块化方式设计实现PWM脉冲输出。
Several Pt-Sn/ Al2O3 catalysts along with Pt/ Al2O3 and Sn/ Al2O3 catalysts as reference were studied by means of TPD, oxygen chemisorption, and pulse reaction. 对几种Pt&Sn/Al2O3催化剂及参比样Pt/Al2O3,Sn/Al2O3催化剂进行了TPD,化学吸附氧和脉冲反应的考察。
The FY-2 spin stabilized geosynchronous meteorological satellite uses the earth pulse for attitude control reference mark and uses the sun pulse for image scan reference mark. 风云二号自旋稳定地球同步气象卫星,以地球脉冲作为姿态控制基准,以太阳脉冲作为图像扫描基准,太阳、地球、卫星三者之间的相对关系在连续不断地运动变化。
Combined with simulation results, we got electric field intensity threshold which leads to the irreversible breakdown of rabbit liver cell, and found the reference for electrode arrays arrangement and pulse parameters selection in future clinical application. 结合理论仿真结果,探讨导致兔肝细胞不可逆性电击穿所需达到的电场强度阈值,为今后的临床应用寻找电极阵列布置和脉冲电参数选择的依据。
A new method was proposed for the control of three phase tri level voltage source shunt power quality conditioners. The reference current was calculated for the synchronous dq frame and advanced deadbeat control with voltage space vector pulse width modulation was used to trace the reference current. 作者针对三线三电平并联型电能质量调节器提出了在dq坐标下求取参考电流和应用改进的无差拍控制与校正的电压空间矢量调制相结合跟踪参考电流的控制方法。
Aimed at the problems of drift errors and jump errors using correlation of the envelope alignment between the neighbor pulses, a method of echo envelope alignment correlation was proposed, based on average range profile of pulses in the sliding-window as a reference pulse envelope. 针对相邻脉冲包络相关法在对齐回波脉冲时存在漂移误差和突跳误差的问题,提出了一种以滑窗平均距离像作为基准脉冲的包络相关对齐方法。
The time relationships between GRI pulse sequences and reference pulses, as well as between modulation codes and Loran-C pulse groups are analyzed. 分析了GRI脉冲序列与参考脉冲,以及调制码组与罗兰C脉冲组的时间关系。
With reference to the statistical results and diagnostic information of the basic syndrome, like main symptom, secondary symptom, tongue appearances, pulse and laboratory and ancillary tests, it abstracts to syndrome differentiation factors. 将统计分析结果与文献研究中各基础证的主要症状、次要症状、舌、脉、现代实验室及辅助诊断信息相互参考,提取为基础证的辨证要素。
The method to eliminate the discrete part of spectrum by randomization the reference part is proposed. The methods to generate notch power spectrum by using a jump code optimization design or delay Gaussian pulse synthesis are proposed. 文中提出随机化参考部分以消除离散谱的影响,通过跳时码优化设计、高斯脉冲延时合成等方式实现信号功率谱的陷波设计,降低了对同频段无线系统的干扰。
The simulation and experiment results show that the design realizes a good output. This scheme can provide some reference for the design of large power pulse source with low voltage and large current. 仿真和调试结果表明,此电路方案输出效果较好,为大功率低压大电流脉冲电源的设计提供了一定的参考。
In order to achieve the purpose of regulating the voltage, the difference between Sample conditioning feedback and a reference value, regulated by PID regulater, new deviation and the triangular carrier, changing the pulse width of the size and position. 采样调理反馈值与参考值之间的偏差经过PI调理后,新的偏差值与三角载波比较,改变脉宽的大小和位置,以达到调节电压的目的。
With reference to relevant information both at home and abroad, make the analysis of the pulse current waveform with the tool electrode wear ratio relationship. 在阅读参考国内外相关文献的基础上,分析了脉冲电流波形与工具电极损耗之间的关系。
Solve the data communication problem of nodes in parallel processing system, especially the multi-nodes board broadcasting data communication protocol which is commonly used in the profiling sonar parallel processing system, to solve the unify distribution problem of the reference signal in match filter pulse compression. 4. 研究了并行处理系统中节点数据通信问题,提出了在剖面声纳并行处理系统中常用的多节点广播式数据通信协议,使其更适应于剖面声纳系统匹配滤波脉冲压缩时参考信号的统一分配。
And we got these rules: when main pump delay time is the double of reference pulse width and reference intensity is 1/ 10 main pump intensity, the induced phonon field must be optimum. 理论和实验还得到如下规律:主泵浦光延迟时间为参考光脉宽的2倍,参考光强为主泵浦光强的1/10时建立的诱导声子场是最佳的。