In Section 3,the existence and uniform boundedness of global solutions for tritrophic food-chain model with self and cross-diffusion are investigated.
第三节主要研究带自扩散和交错扩散项的模型(1)的整体解的存在性和一致有界性。
参考来源 - 三级营养食物链交错扩散模型的整体解·2,447,543篇论文数据，部分数据来源于NoteExpress
Drugs may cross a biologic barrier by passive diffusion, facilitated passive diffusion, active transport, or pinocytosis.
药物可通过被动扩散、易化被动扩散、主动转运或胞饮作用等方式穿越生物屏障。
Based on mechanism of human sight, the facula diffusion method is advanced to detect individual cross-sections in the image and takes out the contours of them.
在人眼视觉机理的基础上，提出光斑扩散方法，用来探测图像中各个纤维截面并得到其轮廓线。
For avoiding the diffusion of the gas containing bacteria in the tube of the respiration apparatus to pollute the air in ward and make the cross-infection.
为防止呼吸机呼气管道中的含菌气体扩散污染病房空气，引发交叉感染。
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