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- average duty ratio 平均占空比
- Frequency bandwidth and duty ratio are main specifications for the controllable neutron source. 频带宽度与占空比是可控中子源的主要技术指标。
- This paper gives out a design of the equal duty ratio arbitrary integer frequency divider based on FPGA. 给出了一种基于FPGA的等占空比任意整数分频电路的设计方法。
- A pseudo-continue waveform system of long two-phase code with a high duty ratio is presented and its signal processing is discussed. 摘要提出了一种高占空比长二相码准连续波雷达体制，并就其中的信号处理问题展开了讨论。
- By comparing traditional DTC approach with FNN duty ratio control scheme,the effectiveness of FNN duty ratio control scheme was verified. 将传统的直接转矩控制方案和模糊神经网络占空比控制方案进行了比较研究;仿真结果校验了模糊神经网络占空比控制方案的有效性.
- The test results also show the outlet humidity can be controlled in long range in it by this sort of humidifier under its different duty ratio. 另外仿真和实验结果也表明该加湿装置能根据加湿器工作时间占空比的不同，在很宽的范围内控制出口的湿度。
- In this paper,the speed signal of a starter is used as the negative feedback signals to control the voltage duty ratio,and control the current of it. 选用起动机转速信号为负反馈信号来控制起动机电压占空比,从而控制起动机通电电流的大小。
- Finally,simulations are performed to verify the proposed DTC scheme based on improved discrete duty ratio control technology. 对所提出的基于改进离散占空比控制技术的直接转矩控制系统进行了仿真实验。
- Applying discrete duty ratio control technology into direct torque control can reduce the ripple,and keep the feature of simplicity. 采用离散占空比控制技术的直接转矩控制能够在减小输出转矩脉动的同时保持算法简单的特性。
- average duty on specified category of product 某几类产品的平均关税
- Jao, R. C. and W. Fang. 2004. Effects of frequency and duty ratio on the growth of potato plantlets in vitro using LEDs. HortScience. 39(2)：375-379. (SCI) . 方炜，饶瑞佶。2004。使用超高亮度LED调整光量及光质与两者对马铃薯组培苗生长之影响。植物种苗6(2)。11-15
- Simulation shows that with the decrease of mold duty ratio, the flow profile of polymer changes from one peak to dual peak and from craggedness to flatness. 结果表明，随着模具占空比的减小，聚合物截面流型从单峰过渡到双峰，从陡峭过渡到平坦；
- The effects of pulse current, frequency, duty ratio and inverse current in zincate system on the appearance and corrosion resistance of zinc coating are investigated. 研究了在锌酸盐镀锌体系中采用脉冲电流时,脉冲频率、脉冲的占空比、反向电流对镀层外观、耐蚀性的影响。
- This paper presents that developing ultrahigh frequency pulse EDM generator of adjustable duty ratio by CPLD based on the characteristic of CPLD,complete hardware logistic. 从CPLD具有完全硬件逻辑的特点出发,提出了用CPLD发生占空比可调的超高频电火花加工脉冲信号的设想。
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
- In order to improve the precision,a microprocessor is used to modulate the duty ratio of PWM in PID regulation according to the deviation between the expected value and the feedback voltage. 本设计采用电压反馈,根据期望值和反馈值的偏差对PWM的占空比进行PID调节,以提高稳压电源的精度。
- Also developing ultrahigh frequency pulse celectro-discharge machining(EDM) generator of adjustable duty ratio by CPLD based on the characteristic of CPLD,complete hardware logistic. 从CPLD完全硬件逻辑的特点出发,使用CPLD发生占空比可调的超高频EDM脉冲信号。
- His income is well below the average. 他的收入大大低于平均水平。
- We fail one student per year on average. 我们平均每年有一个学生不及格。
