对具有多层含水结构的哈密盆地地下水系统，提出了一类考虑弱透水层弹性释水作用的地下水流耦合数学模型。
A coupled mathematical model of groundwater in which the elastic yield of aquitard is considered in Hami basin is presented for its multi layer structural groundwater system.
其次讨论了一类弱耦合时滞模型的同步分支周期解问题。
Secondly, the synchronous bifurcating periodic solutions for a weakly coupled model with time delay is studied.
从同轴定向耦合器的基本原理出发，提出了一种比较实用的高方向性弱耦合的同轴定向耦合器的模型。
This paper proposed a practical model for a high-directivity weak-coupling coaxial microwave coupler, based on the principle of coaxial directional coupler and a precise theoretical analyzing process.
从同轴定向耦合器的基本原理出发，提出了一种比较实用的高方向性弱耦合的同轴定向耦合器的模型。
This paper proposed a practical model for a high-directivity weak-coupling coaxial microwave coupler, based on the principle of coaxial directional coupler and a precise theoretical analyzing process.
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