声损耗的原因认为是粘滞阻尼和杂质效应。
The cause of acoustic loss is considered as the viscous damping and the effect of impurity.
本文利用欧姆加热条件下简化的能量平衡方程研究了热传导与杂质辐射的综合效应。
The combined effects of the electron thermal conductivity and the impurity radiation on ohmic heating of tokamak plasmas are studied by using a set of simplified energy balance equations.
本文采用二级微扰方法研究厚度对抛物量子点内浅施主杂质处于磁场中极化子效应的影响。
Thickness effect on the shallow donor in parabolic quantum dots within magnetic fields is investigated by using the second-order perturbation method.
对应于分子束注入脉冲,分子束的“团簇”效应引起了杂质辐射峰化时间的错位。
The shift of impurity radiation peaking relative to the injection pulse is caused by the molecular agglomeration.
通过电子探针微区分析和霍尔效应法探测锗杂质及其相关施主和受主浓度的变化。
Electron probe microanalyses and Hall effect were used to measure the variations of Ge dopant and its related donor and acceptor concentrations.
由于Marangoni效应是很容易掩盖存在少量的表面活性杂质,应先检验是否有实验气液系统受到污染或不是。
As the marangoni effect is easily masked by the presence of a small amount of surface active impurities, it should first be tested whether the experimental gas-liquid system is contaminated or not.
发现采用商业级钆配制合金时,由于杂质抑制了材料的一级相变,未发现巨磁热效应。
The first order phase transformation in the samples made of commercial Gd was destroyed by impurities, and no giant magnetocaloric effect was found.
得到的主要结果有两个:(1)在研究非磁性杂质散射效应时,建立了关于非磁性杂质散射的费曼图规则。
Our results are as follows:(1) The Feymann rules are obtained for the effects of nonmagnetic impurity scattering in theDDW state.
超声波碰到杂质或分界面会产生显著反射形成反射成回波,碰到活动物体能产生多普勒效应。
Ultrasonic encounter impurities or boundary surface will produce significant reflection form reflex into echo, encounter moving objects can produce doppler effect.
本论文着重论述未来CMOS进入纳米尺寸的关键挑战,如:电源电压和阈值电压减小、短沟效应、量子效应、杂质数起伏以及互连线延迟等影响。
Key challenges on CMOS scaling down into nanometer regime are discussed, such as power supply and threshold voltage, short-channel effect, quantum effect, random doping distribution and wire delay.
超声波发生器使航空煤油产生“空化效应”,消除航空煤油中的水分和各种杂质;
The ultrasonic generator makes the aviation kerosene generate a 'cavitation effect' so as to eliminate the water content and various impurities in the aviation kerosene;
考察了基体对待测稀土杂质元素信号的影响,讨论了内标对基体效应的补偿作用。
This Paper has discussed the effect of matrix on the signal for rare earth impurities to be determined and also studied the compensation of internal standard for the matrix effect.
考察了基体对待测稀土杂质元素信号的影响,讨论了内标对基体效应的补偿作用。
This Paper has discussed the effect of matrix on the signal for rare earth impurities to be determined and also studied the compensation of internal standard for the matrix effect.
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