查询词典 Pulse

This study has developed a LabVIEW-based digital control system, which features the following functions: adjustment of the distorted waveforms, pulse count to the quarter pitch, waveform subdivision by Lissajous circle, back propagation neural network and PID control, and the position feedback control of the stage.

本项研究开发了基于Labview的数字控制系统，该系统具有失真波形的调整、1/4栅距脉冲计数、基于Lissajous圆环的波形细分、后传神经网络和PID控制以及平台的位置反馈控制等特征。

Thus for a pulse tube cooler working on the ground or near the ground, the effect of the natural convection should fully taken into account in the design,.

当脉管的倾斜角在范围内时，所计算脉管内的自然对流散热量可高达4W~8W ，这显然会严重影响脉管制冷机的性能。

In order to satisfy the quasi real-time requirement of generator PD online monitoring, an improved scale space filtering technique is proposed and applied in PD pulse extraction.

为了满足局部放电在线监测的在线准实时要求，提出了改进的尺度空间滤波算法，并将其应用于局部放电脉冲的提取。

Based on the theoretical results, quasi-continuous wave with pulse width of 80 ps was lunched into a 70m long nonlinear PCF and SC with the spectral range from 1300 nm to 1700 nm was generated, covering the whole communication window.

在理论研究基础上，将脉冲宽度为80 ps的准连续光耦合入70 m长的非线性光子晶体光纤，获得了覆盖整个通信波段的超连续谱，波长范围1300～1700 nm。

This paper expouds the characteristics of quasi-continuous wave radar,and compares the pulse Doppler radar with CW radar and quasi-CW radar.

阐述了准连续波雷达的特点，并对脉冲多普勒雷达、连续波雷达和准连续波雷达进行了比较，结果表明准连续波雷达优于脉冲多普勒雷达和连续波雷达。

With the nonlinear Schrdinger equation and split-step Fourier transform method, evolution of spectrum and pulse profile of quasi-continuous pump is numerically simulated, and the nonlinear mechanism for supercontinnum generation is analyzed.

利用分步傅里叶方法求解非线性薛定谔方程，数值模拟了准连续光在光子晶体光纤中传输时光谱和脉冲的演化，并分析了其非线性机理和光谱展宽机制。

The quasi-continuous laser pulse output was realized in the experiment by directly pumping the crystal from its end by the fiber coupled laser diode.

实验中用光纤耦合的激光二极管端面泵浦激光晶体，实现准连续的激光脉冲输出。

The idea of the quasi-normal modes is that after the initial pulse, there is aquasi-normal ringing outside the black hole.

这种方法主要描述黑洞受到外界扰动后的后期，黑洞传出的&回音&衰减和振荡的特性。

With the depth development of the digital pulse MIG welding, the impact of welding technology by the wire-feed speed has been paid more and more attentions.

随着数字化脉冲MIG焊研究的深入，送丝速度对焊接工艺的影响得到了越来越多的关注。

The wire-feed speed control system based on negative feedback of speed is designed. The test proves that the performance of this system has been noticeably improved than the common systems. The system can be output steadily under the factors of wire-feed resistance changing or certain different performance of motors, and this system is the base for the further improving of the quality of the pulse MIG welding.

本文设计了基于速度负反馈的送丝调速系统，实验证明该系统的性能较一般系统有了明显的提高，在送丝阻力变化、电网波动或电机性能存在一定差异的情况下，该系统均可以稳定输出，为进一步提高脉冲MIG焊接工艺质量打下了基础。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。