Analog fixed speed and digital variable speed.
模拟固定速度和数字式可变速。
Digital variable frequency is a key technology of soft radio.
数字下变频技术是软件无线电中的关键技术之一。
At present, digital variable displacement axial piston pump has some problems.
目前，数字变量轴向柱塞泵还存在着很多问题。
Based on vector control theory, a fully digital variable speed system is designed.
基于矢量控制理论设计了一套全数字变频调速系统。
It is not allowed that construction resonance phenomena appear in the aircraft which is equipped with digital variable stability system.
这架试验机上安装有我国第一套数字式气动变稳飞行控制系统，这类飞机上不允许地面共振现象存在。
In view of the system nonlinearity, a digital variable gain controller is designed to solve the contradiction between large global motion and high stiffness.
考虑系统非线性，设计了数字变增益环节以调节系统大范围运动与高刚度的矛盾。
Both coarse count and fine count which base on the clock and gate delay separately were used to quantify them. Thus, time variable were converted into digital variable.
采用基于门延时的精细计数来量化被测时间间隔中与时钟不同步的部分，这样时间量就被转换成了数字量。
Based on vector control theory, a full digital variable speed system is designed. The system structure and method for designing the software and hardware are introduced.
基于矢量控制理论设计了一套全数字变频调速系统，介绍了系统结构及软硬件设计方案。
The improved digital variable displacement pump possesses such merits as strong antipollution ability, good repeatability, convenient interfacing with computer, and low cost.
改进后的数字变量泵具有抗污染能力强，重复性好，与计算机接口方便，价格低廉的优点；
The experimental and data collection system for the research on the working principle and energy cost characteristic of the DVM (Digital Variable Multi) system in summer is established.
本文建立了数码涡旋多联 式 空调系统夏季运行状况和能耗特性的实验测试和数据采集 系统。
DIGITAL-TO-ANALOG, the process of converting a digital signal (binary) to a continuously variable (analog) signal that is a close approximation of the original signal.
数一模转换，将数字信号(二进制)转换成与原信号相似的连续可变(模拟)信号的处理过程。
Blurring control is a kind of computer digital controlling technology on the basis of blurring set theory, blurring language variable and blurring logical inference.
模糊控制是以模糊集合论、模糊语言变量及模糊逻辑推理为基础的一种计算机数字控制技术。
Mathematical expectation is one of the important digital features of random variable.
数学期望是随机变量的重要数字特征之一。
A new signal processing circuit of vortex flow meter based on variable gain amplifier and digital signal processor (DSP) unit is designed.
设计一种基于变增益运算放大器和DSP数字信号处理单元的新型涡街流量计信号处理电路。
A new digital controller is described for motor position based on variable structure control theory. Procedure for control system synthesis and experimental results are given as well.
本文阐述了一种用变结构控制理论的位置控制系统的新型数字控制器，并给出了系统的综合过程及试验结果。
Fuzzy control is a kind of computer digital control technique, which is based on the fuzzy sets, fuzzy language variable and fuzzy logic reasoning.
模糊控制是以模糊集合、模糊语言变量和模糊逻辑推理为基础的计算机数字控制技术。
Adaptive digital filters with variable step-size may become unstable when their weights are automatically adjusted with input signal and noise.
变步长自适应数字滤波器的权值随信号和噪声的变化自动调整时可能出现不稳定。
A novel digital information storage system for diffraction optical variable image devices is proposed.
研制了一种新型数字化衍射光变图像的存储系统。
Theoratical analysis and digital simulation results are provided to show that the adaptive variable structure guidance law is of good trajectory performance and robustness.
理论分析和数字仿真表明自适应变结构制导律具有优良的弹道性能和鲁棒性。
In this paper, the FIR variable fractional delay filter is designed and used to solve the problem of symbol synchronization of all digital receiver.
文中设计的FIR可变分数延迟滤波器用于解决全数字接收机的时钟同步问题。
It is composed of adaptive MTI (AMTI) with variable number of pulses, digital pulse compression (DPC), moving target detector (MTD), digital integration (di) and constant false alarm rate (CFAR).
它包括点数可变的自适应动目标显示(AMTI)，数字脉压(DPC)，动目标检测器(MTD)，数字积累(DI)和恒虚警率处理(CFAR)。
The Field Bus is a full digital, multiple variable, and bi-directional communication system with multiple stations.
现场总线是用于现场设备和中央控制室控制设备间的一种全数字、多变量、双向、多站的通信系统。
Digital simulation results show that the designed variable structure autopilot possesses satisfactory instruction following performance and is non sensitive to sy...
数字仿真结果表明，所设计的变结构自动驾驶仪具有良好的指令跟踪性能，对于系统参数的变化不敏感。
Variable AC drive with independent digital R. P. M. readout for pumps offers precise control of AC motor speed, easily to set and maintain application speed tailored to line speed.
交流变频调马达，数码式泵转速(rpm)显示功能，便于精确控制马转速，易于设定和保持与生产线速同步转速！
The utility model relates to a three-post variable cross-section digital sensor belonging to a technical field of measuring force and weighing, in particular to a resistive strain gauge transducer.
本实用新型涉及一种三柱变截面数字式传感器，属于测力与称重技术领域，尤其是指一种电阻应变式传感器。
This PFC was realized by employing sliding-mode variable-structure inner current loop control and outer voltage loop PI control with digital low-pass filter to achieve high performance.
提出了采用滑模变结构电流内环与由PI调节器和数字低通滤波器组成的电压外环相结合的控制系统，以实现高性能高速度的功率因数校正。
Theoratical analysis and digital simulation results are provided to show that the adaptive variable structure guidance law is of good trajectory performance and robustness. Furthe...
理论分析和数字仿真表明自适应变结构制导律具有优良的弹道性能和鲁棒性。
Digital simulation results show that the designed variable structure autopilot possesses satisfactory instruction following performance and is non sensitive...
数字仿真结果表明，所设计的变结构自动驾驶仪具有良好的指令跟踪性能，对于系统参数的变化不敏感。
The method is valid when Fresnel approximation isn't satisfied, can be further applied for reconstruction of digital holograms with variable...
即使在菲涅耳近似不满足的情况下，该方法依然有效，可进一步用于数字全息的多平面和多角度的重建。
The technology of variable frequency speed governing was used in the driving system of the experiment stand. And the advanced stepping digital overflow valve was adopted in the part of loading.
该试验台的驱动系统采用交流变频调速技术，加载部分采用先进的步进式数字溢流阀进行加载。
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