良浆出口宽，脉冲衰减快；
设计了三种形式的供浆系统脉冲衰减器模型并测定其性能参数。
Three forms of pulsation attenuator models were designed and their performance parameters were determined.
用一维FDTD方法模拟了双指数脉冲在单层岩土介质中的衰减，并对电磁波在岩土层中的穿透进行了详细的讨论。
By using one-dimension FDTD method we simulates the decay of double exponential pulse through the soil media, and its refractive time-domain wave shape is discussed in detail.
于是我们提出把极限衰减曲线作为检验观测脉冲是否是多普勒效应作用下的结果的一个标准。
We accordingly propose to take the marginal decay curve (whose function is simple) as a criterion to check if an observed pulse could be taken as a candidate suffered from the Doppler effect.
工件放入线圈中不动，线圈在放电瞬间产生脉冲阻尼衰减磁场，使工件失去磁性。
Add the workpiece fixed in the coil, coil discharge at the moment have a damping pulse magnetic field decay, so that the loss of magnetic parts.
本装置用超声脉冲回波与定标指数波形比较的方法测量超声衰减。
An instrument for measuring ultrasonic attenuation by means of comparing the ultrasonic pulse echo with a calibrated exponential decay wave-form is described.
单片机对焊接电流、电弧电压、电流给定、脉冲周期、占空比、基值电流、收弧电流衰减时间、前气和后气时间等焊接参数进行采样、计算和控制。
The welding current, arc voltage, preset current, the period and ratio of pulse, base current, down slope time, gas pre and post flow time are sampled, calculated and controlled by microprocessor.
在自由空间量子密钥分配中，单光子源采用具有泊松分布的高度衰减激光脉冲，量子密码术协议采用BB 84和B92协议。
Highly attenuated laser pulses with Poisson distribution are used as single-photon sources and the BB84 and B92 protocols are used for free-space quantum key distribution.
衰减的形式关闭电压领域的脉冲频率和ON同样会影响产量。
Attenuation of the voltage field frequency in the form of OFF and on pulses likewise affects output.
给出了衰减多脉冲光激发的双光子吸收几率的表达式。提出了一种简单易行的实验方案。
The expression of two-photon absorption probability for the decaying optical pulse series excitation is given and a simple experimental method is suggested.
实验表明可用脉冲电场的峰值衰减量来评估屏蔽体的脉冲电场屏蔽效能。
Experimental results show that the attenuation of the maximum electric field value can reflect pulse electric field shielding effectiveness.
本文对脉冲传播慢衰减特性进行了详尽分析。
The detailed analysis of the slow-decay effect of pulse propagation is presented in this paper.
探讨舰船螺旋桨空泡噪声指数衰减型随机脉冲序列的理论模型。
The present paper deals with theoretical model of random sequence of exponential attenuate acoustic pulses caused by ship propeller cavitation noise.
通过脉冲试验，采用测站脉冲响应曲线及流量衰减曲线分析，对后寨河流域含水介质结构进行了研究。
Based on pulse test, the pulse response curve and flow recession curve are analysed for studying the structure of karst aquifer medium.
整个装置包括光束衰减器、单脉冲选取及脉冲同步、光束直径匹配、CCD摄像机、图像卡、计算机及监示器以及系统软件。
The system includeS beam attenuator, single pulse selection and pulse synchronizing, beam matching, CCD Camera, frame grabber hard, monitor, computer and system software.
考虑激光的容积吸收，将高强度脉冲激光处理为沿光程指数衰减的内热源。
Considering the volume absorption of the laser, this paper regards the high-power pulse laser as a heat source which decreases exponentially with its penetration depth.
采样电路在衰减电路接收到用于最高有效数字的脉冲之后的采样时间对衰减电路的输出进行采样。
The sample circuit samples an output of the decay circuit at a sample time after the decay circuit receives the pulse for the most significant digit.
每个脉冲在衰减电路中生成响应，其根据已知的衰减响应而随着时间衰减。
Each pulse generates a response in the decay circuit that decays over time according to a known decay response.
激光雷达系统的作用距离由下列因素决定：脉冲能量、脉冲宽度、光束发散角、大气衰减、目标反射率和接收机灵敏度等。
The operating distance of a laser radar system is determined on pulse energy, pulse width, beam divergence angular, atmosphere attenuation, target reflection, receiver sensitivity and so on.
控制器控制脉冲发生器所输出的脉冲的定时，以使得每个脉冲的周期与预定衰减量相关。
The controller controls the timing of the pulses output by the pulse generator such that the period of each pulse relates to a predetermined decay amount.
我们研究了衰减系数和能量密度、脉冲宽度及脉冲频率之间的关系。
We also investigate the relationship between the total attenuation coefficient and the energy density, pulse duration, and pulse repetition.
接着介绍了超宽带的脉冲形成方式、调制方式、收发机系统结构、信号衰减模型、室内多径信道模型以及各种多址系统，为后面的章节做好铺垫。
Then introduces the pulse waveform, the architecture of the UWB transceiver, the fading models of the signal, the indoor channel models, at last some multiple access systems are presented as follow.
接着介绍了超宽带的脉冲形成方式、调制方式、收发机系统结构、信号衰减模型、室内多径信道模型以及各种多址系统，为后面的章节做好铺垫。
Then introduces the pulse waveform, the architecture of the UWB transceiver, the fading models of the signal, the indoor channel models, at last some multiple access systems are presented as follow.
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