To facilitate realistic testing, the heart of real is the radio frequency attenuation network, a system designed to simulate realistic field conditions for multiple radios.
为方便实际测试，REAL实验室的核心是射频衰减网络，可模拟多个无线电的真实部署。
The fiber undergone robust environmental testing that enables its stability against hydrogen-induced attenuation, to ensure long-term reliability of field installed optical fiber cables.
经过恶劣的环境试验证明，低水峰光纤具有稳定的抗氢气引起的衰减性能，可确保现场安装的低水峰光纤光缆长期可靠地工作。
The technology recently blossomed following passing a technical hurdle of altered positron movement in strong magnetic field thus affecting the resolution of PET images and attenuation correction.
最近的技术蓬勃发展，以下通过在强磁场，从而影响PET图像分辨率和衰减校正领域的改变正电子的运动技术障碍。
The results indicated that the field in the stratum is composed of a series of cylinder wave which has the attenuation different from the country rock.
结果表明，层中波场由一系列柱面波组成，其衰减特性与围岩中的规律不同。
Dynamical characteristics of the gyroscope during spin-up and erection procedure, and the influence of the stray magnetic field on gyro's drift and speed attenuation are investigated.
讨论了陀螺在驱动、定向过程中的动力学特性，以及杂散磁场对陀螺漂移和转速衰减的影响。
Based on soil water infiltration testing and related parameters measured in field, tillage soil water infiltration capacity attenuation process was analyzed and the mechanism was discussed.
基于大田土壤水分入渗试验与相关参数的测定，分析了耕作土壤入渗能力衰减过程，探讨了耕作土壤入渗能力衰减机理。
The ground reflection and attenuation must be properly accounted for in order to use the source spectrum measured at the site of the observer to predict the actual source spectrum in the free field.
为利用观察点处实测声频谱来预估实际声源自由场频谱特性，必须适当地计及地面反射和衰减效应的影响。
Attenuation of the voltage field frequency in the form of OFF and on pulses likewise affects output.
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。
The permeability coefficient of the seepage field changes in the exponent attenuation.
定量分析对井回灌过程中回灌井周围渗流场变化，渗透系数呈指数衰减。
Applying reiterative method, this Paper simulates the blasting stress field of cylindrical charge, and then, gets attenuation law stress peak value and characteristics of stress distribution.
本文应用叠加方法模拟了柱状装药爆炸时的动态应力场，通过计算机数值模拟得到了柱状装药爆炸时应力峰值的衰减规律和应力分布特点。
Experimental results show that the attenuation of the maximum electric field value can reflect pulse electric field shielding effectiveness.
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。
Objective; To compare the dependence of signal attenuation on temperature and time caused by the diffusion movements in inhomogeneous and linear gradient magnetic field.
目的：比较非理想均匀磁场和线性梯度磁场中扩散运动引起的信号衰减对温度、时间的依赖性。
The attenuation curve is a simple field decline analysis method although there are some certain errors when attenuation curve applied in decline analysis.
虽然衰减曲线应用于递减分析会产生一定的误差，但仍不失为一种简便的矿场递减分析方法。
Active vibration attenuation using mechanical actuator is a new technique in ship vibration control field.
利用机械作动器进行主动消振是船舶振动控制领域的一项新技术。
This article introduces the characteristics and attenuation of ground vibration caused by moving trains and motor vehicles obtained from a great number of tests, research and field work.
本文通过大量实测实验研究了火车、汽车在运行过程中引起的地面振动特性和衰减。
Objective: Study the influence of parameters such as attenuation coefficient, velocity of sound, and temperature of medium on focusing sound field.
前言：目的：研究声衰减系数、声速、温度等媒质参数对声聚焦的影响。
Results shown the continued attenuation of the dipole moment in the last 50 years, and the variation of spatial spectrum of geomagnetic field continuously decreased.
研究中发现最近50年偶极矩仍在继续衰减，空间功率谱的变化也呈减小趋势。
Objective To observe the sound attenuation effect of several kinds of hearing protectors (earplugs and earmuffs) in an infrasound generator sound field.
目的观察几种护耳器（耳塞、耳罩）对次声发生器次声场的隔声效果。
First of all, it gives a general review, then depicts the field measurements of Q values related to the frequency, laboratory measurements of Q values and the mechanism of attenuation etc.
首先进行了一般回顾，然后对与频率有关的Q值野外实测、Q 值的实验室测定及衰减机制等问题作了概述。
In electromagnetic media, repeate overcome the attenuation caused by free-space electromagnetic-field divergence or cable loss.
在电磁媒体中，重复克服衰减引起的空间电磁场散度或电缆损失。
It has been reported in many literatures that electric field solution is not cau sal when formed by a superposition of time harmonic waves in an attenuation medium.
许多文献认为，弱介质中电场解用时域谐波叠加形式分析时，无因果关系可循。
In low field range, the change of current with time can be simulated by attenuation of power index, and the attenuation coefficient intends to decline with the increase of the applied electric field.
在低场范围中，电流随时间的变化，可以是模拟的幂指数的衰减，并与所施加的电场的增加的衰减系数拟下降。
Safety helmet use caused no attenuation of critical traffic sounds, no limitation of pre crash visual field, and no fatigue or loss of attention;
头盔不会造成对关键交通音响信号的听力衰减，不会造成撞前视觉限制，不会导致疲劳和记忆力不集中。
Safety helmet use caused no attenuation of critical traffic sounds, no limitation of pre crash visual field, and no fatigue or loss of attention;
头盔不会造成对关键交通音响信号的听力衰减，不会造成撞前视觉限制，不会导致疲劳和记忆力不集中。
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