查询词典 waveform synthesizer

By coincidence method, the calibrationn technique of ZnO:Ga crystal response to single heavy charged particle was established, the waveform response to the single alpha particle was measured, the experiments data were analysed, and the time response to single proton was gained from the plasma time relationship.

利用符合法原理，建立了ZnO：Ga晶体对单重带电粒子响应的标定方法，得到了该晶体对单α粒子的响应曲线，并对此进行了分析，根据等离子体时间的相对关系得到其对质子的时间响应范围。

And a new kind of peak detection module which is implemented by Verilog HDL in FPGA and greatly enhances the performance of catching glitch is discussed in the dissertation. The waveform recorder function accomplished in the ScopeMeter can test, monitor slow analog signals and record the characteristic value of signals continuously for a long time.

在示波表有限的空间内集成了3 3/4位数字万用表功能模块，能够实现对交直流电压、电流、电阻、二极管的测量，扩展了示波表的多用途功能，方便了用户现场使用。

The instruments used ATmega16L onboard A / D converter channels to achieve the cold wind pressure, the hot blast pressure, the furnace top pressure and cold wind current capacity four way analog acquisition;used PWM waveform produced by ATmega16L internal timing / Counter to achieve the entire differential pressure ,the cold wind flow and the permeability index three-way analog output for recording instruments; realized the cold wind pressure, the hot blast pressure, the furnace top pressure, the cold wind current capacity and the entire differential pressure five group parameter tour demonstration and the fixed-point demonstration by key-elect key's coordination during demonstration blast furnace permeable index; produced acousto-optics alarm when the permeable index across the upper and lower limits;used RS-485 realizing the communication with the superior computer.

仪表利用ATmega16L自带的A/D转换通道实现对冷风压力、热风压力、炉顶压力及冷风流量四路模拟信号的采集；通过ATmega16L内部的定时/计数器产生的PWM波形来实现对全压差、冷风流量及透气性指数三路模拟量输出供记录仪表使用；通过键选键的配合在显示高炉透气性指数的同时实现冷风压力、热风压力、炉顶压力、冷风流量及全压差五路参数的巡回显示与定点显示；当高炉透气性指数越上、下限时，仪表产生声光报警信号；仪表采用RS-485与上位机实现通信。

The method of moments in conjunction with the asymptotic waveform evaluation technique is applied to predict the mono-static RCS of an arbitrarily shaped two-dimensional cylinder in both frequency and angular domains.

本文采用矩量法并结合渐近波形估计技术在频域和角度上预测了任意形状二维柱体的单站RCS。

In engineering and laboratory research, the dynamic long perioriodic and aperiodic waveform singals are often required.

在工程和实验研究中，时常要求动态地提供连续的长周期或非周期的复杂信号。

The designed terminal can collect too many electric parameters such as voltage RMS, current RMS, digital waveform of voltage and current, active power, reactive power, apparent power, frequency and current temperature etc.

该终端可以采集三相电压、电流的有效值，三相电压、电流的数字波形，三相有功、无功、视在功率，频率，现场温度等各种电力参数，还可以同时采集3路脉冲量，8路模拟量。

With the modern electronic measurement technology that can produce all kinds of signals in the digital waveform signal generator application of more and more, this paper, a DDS as the basic unit of the digital shift, I believe the generator design .

摘 要：随着现代电子测量技术的发展，能够产生各种波形信号的数字式信号发生器的应用越来越广泛，本文介绍了一种以DDS为基本单元的数字移相信号发生器的设计方法。

The output of this system is a reconstructed signal that is a good approximation of the desired waveform.

这一个系统的输出是被需要的波形的一个好近似值的一个被重建的信号。

All these results lay a foundation for the improvement of arc welding technology and arc waveform control.

分析结果可为改进焊接工艺和波形控制方法提供依据。

For a given tone generating channel, tone waveform sample data corresponding to a plurality of sampling cycles are arithmetically formed collectively.

对于给定的乐音发生通道，用算术方法集体地形成对应于多个取样循环的波形试样数据。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。