Guangzhou ONEWAY Cultural Diffusion co., Ltd is a professional creative design company brand.

广州市一唯文化传播有限公司是一家专业的品牌创意设计公司。

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In survey of this phenomenon, using spot date, physical and mathematics stimulant method, flowage and diffusion are studied and wellbore flow and air diffusion model of CO are established.

针对这一现象，运用现场数据以及物理模拟和数学模拟方法首次通过对CO气体流动、扩散等的综合研究，建立了CO井筒流动及大气扩散模型。

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Based on an analysis of rheology and mass transport principle, a mathematical model was formulated for describing the co-extrusion and diffusion process of graded index polymer optical fiber (GI POF).

基于流变学原理和质量传递原理的分析，建立了一个能够描述渐变型聚合物光纤(GI POF)共挤扩散制备过程的数学模型。

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