The results of the experiment prove that the system has high stabilization, wide range in adjusting speed and small content of the wave in harmony, so it has a certain practical value.
实验结果表明,该系统稳定度高,调速范围宽,谐波含量小,具有较强的实用价值。
To decrease the effect of compression wave, the numerical simulation of a three-dimensional viscous flow induced by a high-speed train entering tunnels with a shaft was made.
为了降低噪声的影响,对高速列车穿越带有竖井的隧道时产生的压缩波进行了三维粘性流场数值模拟。
The results show that the transition more likely happen under the situations with high azimuthal wave number and speed, and at a relatively low mach number and high Reynolds number.
结果表明转捩总是最先出现在来流马赫数不太大,或来流雷诺数较高并且具有较大的周向速度或周向波数的情况下。
A combination method based on secondary mixing and MTD (Moving target detection) processing is proposed for high-speed targets detection in linear frequency-modulated continuous wave (LFMCW) radar.
针对LFMCW雷达高速运动目标的检测问题,本文提出了一种二次混频与MTD处理相结合的方法。
A full wave analysis of lossy interconnection lines on doped semiconductor substrates in high speed integrated circuits is carried out by means of a finite difference time domain (FDTD) approach.
本文首次利用时域有限差分(FDTD)法分析了高速集成电路芯片内半导体基片上的有耗互连传输线的电特性。
Nevertheness, the pseudo-spectral method has a high computation speed and computational efficiency and can reflect the propagation rules of the wave field in medium visually and effectively.
尽管如此,伪谱法计算速度快,计算效率高,能够直观、高效地反映介质中波场的传播规律。
With the double layered structure and the thin wall cylinder energy absorbing system, the explosion wave and high speed fragments were successfully sustained within the container.
在采用了多层容器结构和薄壁钢管能量吸收装置等措施后,容器安全地承受了爆炸装置形成的弹片和冲击波的破坏作用。
A full wave simulator for the electromagnetic coupling of coplanar-type strip line in high speed digital microwave IC is described.
报道了采用电磁场全波分析方法模拟高速数字微波共面带线传输线电磁互耦特性。
Based on the site observation data of Hengmen Channel, it advances an analysis to the wave action induced by a high-speed catamaran to dike and the maximum wave pressure coefficient.
根据横门水道现场观测资料,分析了双体快速船船行波对堤岸的作用和最大波压强系数分布。
Based on the prototype observation data of the high - speed double volume ship in Pearl River channel the ship wave characteristics are analysed in this paper.
应用珠江三角洲部分航道中高速双体客船船行波现场观测资料,分析船行波波态和特性。
The paper presents a square wave modulation scheme based on TDMA signal system to resolve the problem. Also it can avoid the high speed system clock.
该文提出了一种基于TDMA信号体制下的方波调制方案,该方案既解决了远近效应,又避免了在较高的中频上采用过高的系统时钟。
With the numerical sea current and wave model, the sea current and wave in the South China sea under the actions of the tropical cyclone high wind speed were numerically simulated.
采用海流和海浪数值模式,对热带气旋高风速作用下南海的海流和海浪进行了数值仿真。
The article mainly the speed governing technology with internal feedback high frequency chopper wave, including its working principle, function and feature, and application to Industry control.
简介几种常用电机调速方式。对应用较好的内反馈高频斩波调速技术的工作原理、功能与特点,以及在工业控制中的应用情况予以介绍。
Based on the site observation data of Hengmen Channel, it advances an analysis to the wave action induced by a high - speed catamaran to dike and the maximum wave pressure coefficient.
根据横门水道现场观测资料,分析了双体快速船船行波对堤岸的作用和最大波压强系数分布。
In addition, with the appearance of large-capacity and high-speed computer, it is feasible that time domain theory is applied for numerical simulation of ship motions and wave loads.
另外,随着大容量和高速度计算机的出现,对于时域耐波性理论研究有了数值计算实现的条件。
In order to sample transient travelling wave, the design of a high-speed data acquisition system with the single-chip microcomputer DS80C320 is introduced.
为了用单片机实现对变化速度极快、变化过程极短的高速瞬态行波信号进行采样,研究了一种以DS80C32 0单片机为控制器。
Nowadays, among the various wireless technologies, OFDM as a high-speed transmission technology can effectively fight against wave signal interference, has attracted wide attention.
现阶段,在众多的无线技术当中,OFDM作为一种可以有效对抗信号波形间干扰的高速传输技术,已引起了人们的广泛关注。
Complex wave structures of supersonic inlet at different Angle of attack and spinning velocity related to high speed spinning and critical status were achieved.
得到了高速旋转工况下对应于不同来流攻角和旋转角速度,临界工况时,超声速进气道内外流场复杂的波系结构。
Its wave output is steady and in accordance with ISO7816-3. This scheme is a useful reference for designs of 3g terminal and high-speed ICC product line devices.
传输数据波形稳定,符合ISO 7816 -3传输标准,对设计3g通信终端和高速发卡设备有借鉴意义。
A novel real-time acquisition and storage system have been implemented for high-speed mass data of radar echo signal in track wave gate on the track-while-scan radar.
并由此实现一种新颖的解决了跟踪雷达对跟踪波门内的雷达回波信号的高速大数据量信号实时采集和存储系统。
This test results show that this is a high-speed and high accuracy data acquisition system which can meet the demands of wave data acquisition in the...
测试表明,该系统具有较高的数据采集速率和精度,可以满足实验中对波形数据采集与控制的要求。
Squirrels airdrop from the trees and leap away at amazing high speed. Their tails wave, showing squirrels' most attractive and the biggest part of body to me.
松鼠从树上跳下,以惊人的速度飞奔而去,他们的尾巴随着步伐摇摆,露出了它们可爱的躯体。
High speed dual inverter to control the current wave form, very high arc stableability, high quality AC square wave, decrease the welding cost and increase the weld quality.
双重逆变高速控制电流波形,电弧稳定性极高,高品质矩形交流波,降低焊接成本,提高焊缝质量。
Ultrasonic wave bonding and precision positioning at high speed are key technologies.
焊和高速高精度运动定位技术是关键技术。
Whispering gallery modes in silica microspheres are excited by a tunable continuous-wave laser through the fiber taper. Ringing phenomenon can be observed with high frequency sweeping speed.
我们利用连续可调谐激光激发了二氧化硅微球腔内的回廊耳语模式,并观察到了微球腔内的振铃现象。
A novel fault phase selector by fault component of compensation voltage based on traveling wave is presented for high-speed protection.
针对传统电流突变量和电压突变量选相元件不能同时满足强弱电源系统侧保护要求的缺点,提出一种新的突变量选相原理。
A novel fault phase selector by fault component of compensation voltage based on traveling wave is presented for high-speed protection.
针对传统电流突变量和电压突变量选相元件不能同时满足强弱电源系统侧保护要求的缺点,提出一种新的突变量选相原理。
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