杂质

We studied the influence of single magnetic impurity on the spin orientation of an incident electron, the scattering barrier can be expressed by the Rashba Hamitonian and delta function.

研究局域化磁性杂质引发的散射势对入射电子自旋取向的影响，该势可用Rashbah哈密顿项表示。

The results showed that, both diene and alkaline nitrogen-containing compounds had negative influence on the aromatization stability of the catalyst.

用小型固定床加压反应器研究了液化石油气（C4 LPG）中的丁烯在纳米ZSM-5型催化剂DLG-1上的低温芳构化反应，重点考察了原料中二烯烃和碱性氮杂质，以及反应温度、压力和C4 LPG进料重量空速条件对催化剂芳构化反应活性及稳定性的影响。

The distribution of doping concentration can be known by simulation of diffusion process.

而器件体内的杂质浓度分布可以通过对扩散过程的模拟得到。

The qualitative analysis by gas chromatography-mass spectrometry showed there were minor phenol and diphenyl carbonate in the MPC sample.

采用气相色谱-质谱法对所制备的MPC样品进行定性分析，结果表明其中还含有少量的苯酚和DPC杂质。

Since the buildup of impurities often results in defective plating such as discoloration or loss of corrosion resistance.

因为杂质的积累经常导致不良的电镀，如脱色或丧失防腐性能。

WPA ; reaction ; crystallization ; food additive ; disodium hydrogen phosphate

本研究针对原料所含杂质、食品添加剂磷酸二氢钠得率问题以及生产

We firstly calculated the formation and dissociation of these complexes in ZnO.

在第四章中，我们研究了ZnO中的几种重要的杂质与H的复合体的性质。

Due to its unique upwash structure and distributary desxign of light –heavy impurities ,which has the specially good effect to hold up and move out .So this machine is particularly a

由于其独特的升流式结构和轻重杂质分流的设计，对废旧书本纸中的确良粘胶物有特点好的拦截去除效果，所以本机特别适用于对粘胶物敏感的废旧书本脱墨生产文化纸、卫生纸的再生浆筛选。

In order to improve the impurity control and to increase the interaction of ions with neutral gas in the FEB divertor, the divertor is optimized to be the close type in the engineering design rather than the open one in the conceptual design.

在FEB-E设计阶段，偏滤器从开放式固定板靶优化为封闭式气体靶，以改善偏滤器的杂质控制和增加离子与气体的相互作用。

This paper studied the plasma transport in SOL (Scrape-Off Layer) and divertor region of the HL-2X, using'two-point'mode, computed the plasma's temperature, density and impurity radiation power lose in SOL are computed and analyzed.

为了避免破坏器壁和杂质污染芯部等离子体，有效地排出D-T反应的废料，根据现有的HL-2A的不足之处，本论文研究了HL-2A的改进装置HL-2X边界删削层和偏滤器等离子体的输运。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。