quasi analytic function

The nonlinear inverse problem model of water injection stage for solid instruction and solid blockage is set up and the posedness of the model studied, the proof of the existence of the quasisolution for the model is given.

建立了注水过程中由于固体颗粒侵入造成地层伤害的非线性偏微分方程反问题模型 ,讨论了其适定性 ,证明了反问题拟解的存在性、有界性、定解条件的相容性 ,为反问题的数值计算提供了理论根据。

Three-Dimensional computerized reconstruction and virtual anatomy of craniofacial part on internet;

基于网络的颅面部计算机三维重建和虚拟解剖

High-accuracy analog demodulation technology for multi-frequency bioelectrical impedance;

多频生物电阻抗高精度模拟解调技术的研究

By the results of reference [1], the periodic quasisolution and asymptotic beha_ viors for a class of three_species ecological model with delays and periodic coefficients are discussed, leading to the coexistence and global attractor of the system.

应用文 [1]的结果讨论一类含时滞及周期系数的三种群生物模型的周期拟解和渐近性 ,从而得到系统的共存性和整体吸引