Among them the influence of precipitation on observation of the ratio of nitrogen to helium was not of a simple linear relation, but a nonlinear relation with lag memory effect.

其中降雨对氮氦比观测的影响不是简单的线性关系，而是带有滞后记忆效应的非线性关系。

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Under the simple linear deteriorating, nonnegative start and stop lag deteriorating rates are introduced so as to combine jobs and construct composite jobs satisfying precedence relations.

在作业加工时间简单线性恶化下，提出作业的非负开始和停止延迟恶化率，构造了满足约束条件的复合作业。

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The model shows that current stock value is the linear function of current earning component and lag stock value.

模型指出，当期的股价是当期的盈利成分和期初股价的线性函数。

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