利用金属蒸汽真空弧（MEVVA）源所产生的强束流离子注入铝研究了相变、增强扩散和钇铝合金的形成条件。
Phase transition, enhanced diffusion and Y-Al alloy formation are studied using Y implantation with high current extracted from metal vapor vacuum arc (MEVVA) ion source.
健康：抗药性强，且极易传播的结核病在墨西哥城的儿童中出现，随即扩散至德克萨斯、危地马拉和巴西。
Health: Omni-drug-resistant, contagious tuberculosis infects children in Mexico City, spreads to Texas, Guatemala, Brazil.
石粉垫层具有承载力高、压缩性低、应力扩散角大、自身消散附加应力能力强的特点。
The said cushion is equipped with high bearing capacity, low compressibility, large Angle of stress dispersion.
给出了分离器内速度矢量图，为减小数值伪扩散对强旋流动的影响，采用了减少网络尺寸等措施。
To reduce the influence of the numerical diffusion on the computational results, such as decreasing the grid size has been used.
结构异常的普恩蛋白适应力强，可能是慢性消耗病存续并扩散的关键因素。
The resilience of misfolded prions appears to be a key reason why chronic wasting disease has persisted and spread from its presumed starting point near Fort Collins, Colo.
高科技污染的各种特点，包括扩散快、产品回收难、污染类型多及隐蔽性强等。
Furthermore, this article summarizes high-tech pollutions character stics of being quickly in diffusion, being hard to recover, being diverse in and being strong in coverility, thus fore .
TBT具有扩散性强的特点、体系化的发展趋势，二者均对非法TBT的危害性具有放大效应。
TBT have strong diffusibility and the development trend of systematism, and those characteristics magnify the harm of illegal TBT.
在相当弱的条件下，当扩散系数非退化时，证明了方程强解的不合流性。
Under the general conditions on the coefficients, when the drift coefficients are non degenerate, the non confluent property are proved.
结论兴建防螺扩散设施，阻断钉螺扩散途径，形成单元性强的灭螺小区进行治理是垸内水网型血吸虫病流行区控制钉螺减少发病的有效对策和措施。
Conclusion Setting up the installation obstracted snails to cut off the way of snails spreading was the effective measure of control schistosomiasis in lake-swamp areas.
该模型能定量地描述气体扩散地面浓度分布场，能快捷和科学地预测浓度和源强、风速、大气稳定度以及时间空间等的关系。
The model could describe the concentration field quantitatively, and predict the relationships between concentration and source strength, wind velocity, atmospheric stability, space-time and so on.
在相当弱的条件下，当扩散系数非退化时，证明了方程强解的不合流性。
The non confluent property, comparison theorem and strong comparison theorem of strong solutions are proved.
在相当弱的条件下，当扩散系数非退化时，证明了方程强解的不合流性。
The non confluent property, comparison theorem and strong comparison theorem of strong solutions are proved.
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