Generally, watering should be done every other day and programmable units can be set for this or any other duration and frequency.
一般来说，应采取浇水每隔一天和可编程单位可以为这个或任何其他的时间和频率。
The frequency and phase detection module is very easy to realize by programmable digital devices.
同时，其鉴频鉴相算法表达式简单，易于用可编程数字器件实现。
To solve the problem of exaggerated angle pulse in the ratio driving and tracing measuring technique in testing in situ for large gears, the programmable dynamic frequency doubler has been developed.
为解决大齿轮在机测量过程中采用比例驱动跟踪测量技术时转角脉冲当量过大的问题，研究开发了可编程动态倍频器。
Programmable hardware timing was used in design of microsecond synchronizer based on ISA bus, after pulse generated by oscillator was divided frequency, it was sent to 8254 to count.
基于IS A总线的微秒级同步器采用可编程硬件定时，由晶振发出脉冲经分频后送入8254计数。
A programmable pulse signal generator is used for controlling laser frequency, pulse width and power, when the laser pulse is controled by a computer, it can generate a series of laser pulses.
用可编程脉冲信号发生器控制激光脉冲的频率、脉宽和功率，使激光脉冲在微机控制下可组成各种激光脉冲序列。
Recently, adoption of the high frequency switch mode power supply and the processing controller based on the programmable chip are the trend of the development of laser technology.
近年来出现的高频开关电源技术和以可编程芯片为核心的控制技术也逐渐在激光器设计中得到应用。
This paper presents the hardware structure, working principle and software flow chart of the programmable signal generator and frequency detector device, which uses TMS320LF2407 as core.
本文介绍以TMS320LF2407为核心的可编程信号发生与频率检测器的硬件结构、工作原理与软件流程。
Control of microcomputer, frequency control of motor speed, touching panel, programmable operation with RCF automatic computing and setting, adjustable rise-and-fall speed from grade 0 to 9.
微机控制、变频调速、触摸面板、可编程操作、具有RCF自动计算与设定、0至9档升降速可调。
Individual infinite variable speed drive of each roll with AC-motors coupled to programmable frequency inverters.
电机驱动方式为交流变频无极变速驱动。
As the application of the frequency control technology and programmable logic controller is flexibility, in the constant pressure water supply system they has been widely used.
由于变频调速技术和可编程程序控制器的应用灵活方便，在恒压供水系统中亦得到广泛的应用。
Control of microcomputer, frequency control of motor speed, touching panel, programmable operation with RCF automatic computing and setting, adjustable rise-and-fall speed.
微机控制、变频调速、触摸面板、可编程操作、具有RCF自动计算与设定、升降速可调。
Some technique problems in fast frequency hopping synthesis are solved by making use of a programmable time division-fractional division PLL.
该合成器采用程控时分复用小数分频锁相技术，解决了快速跳频频率合成中的诸多固难。
Man-machine interface, programmable controller, tem-controller and frequency converter are of import brand.
人机界面、可编程控制器、温控模块、变频器采用进口产品。
An extremely wide programmable frequency range allows the clock to operate with a period from 1ms to 9.5 hours.
一个极宽的可编程频率范围允许时钟以一个1ms至9.5小时的周期运作。
Its switching frequency is user programmable from 800khz to 4mhz, enabling the use of tiny, low cost capacitors and inductors.
其开关频率从800khz至4M Hz是用户可编程的，从而允许使用纤巧、低成本电容器和电感器。
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。
This paper reports a 31 bit low frequency SAW programmable tapped delay line. It is a key device in signal processing of interference free spread spectrum communication system.
文章报道的31位声表面波低频可程序抽头延迟线是一种用于扩频抗干扰通信系统所用的关键信号处理器件。
A programmable divider used in frequency synthesizer of Rb frequency standard is designed, and the improvement of programmable divider is introduced.
对铷频标中的频率合成器内的程序分频器进行了设计，并介绍了改进后的程序分频器。
The logic and circuit design of a very high speed ECL programmable frequency divider is described.
介绍一种ECL高速程控分频器的逻辑设计、电路设计及研制结果。
So, complex programmable logic device can improve the system's high-frequency performance and signal to noise ratio.
结论采用复杂可编程逻辑器件替代通用数字集成器件，可提高系统的高频率特性，并提高信号源的信噪比。
The method of designing the programmable cut-off frequency low pass filter is also shown. Under the control of a computer, its cut-off frequency may vary with the input signal frequency.
介绍了一种程控低通滤波器的实现方法，其截止频率可随输入信号频率的变化由计算机控制。
The AD5932 is a waveform generator providing a programmable frequency scan.
AD 5932是提供可编程频率扫描的波形发生器。
Output power and frequency channels are easily programmable by use of the 3-wire serial interface.
通过3线串行接口，可以很容易的利用程序对输出功率和通信频道进行配置。
The chapter 4 discuss some question of the circuit using programmable device like digital phase locked loop and digital frequency multiplier, it can increase the way of circuit design.
第四章探讨了运用可编程技术设计数字锁相环和数字倍频器的相关问题，为以后电路设计拓展更多的方法。
Matches the use with it the programmable microcomputer phase-lock frequency modulated transmitter which is the our company produces.
与之配使用的是我公司生产的可编程微电脑锁相调频发射机。
The FLL features digital frequency locked loop (FLL) hardware that, in conjunction with a digital modulator, stabilizes the DCO frequency to a programmable multiple of the watch crystal frequency.
在FLL功能数字频率锁定环(FLL)的硬件，与数字调制器，稳定会计频率可编程多的观赏晶体频率。
PLC programmable controlling, and the twisting layers and the frequency is variable;
PLC可编程控制，缠绕层数及次数可变更；
The system is a experiment , so use more micro-sensors about asynchronous motor, Programmable Logic Controller PLC, D/A transducer and variable frequency and speed adjusting.
该系统是一个实验型的设计，所以主要运用的元件是异步电动机、可编程控制器PLC、D/A转换器和变频器等微型 元件。
The system is a experiment , so use more micro-sensors about asynchronous motor, Programmable Logic Controller PLC, D/A transducer and variable frequency and speed adjusting.
该系统是一个实验型的设计，所以主要运用的元件是异步电动机、可编程控制器PLC、D/A转换器和变频器等微型 元件。
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