The dynamic models of upright root, level root, compound root and general root are summarized according to foreign study actuality of forest root system model.

根据近年来国外林木根系模型研究现状综述了垂直根型，水平根型，复合根型和具有一般性的根系动态模型。

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The dominant effect of visual system determines the cognitive model of visual preference, the root of imagic thinking mainly characterized by visual imagery.

由于视觉系统的强势作用，形成了认知模式的视觉偏爱，决定了以视觉表象为主要特征的思维的具象性。

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In the model, the leaf area index (LAI), crop coefficients, and root penetration and distribution were simulated for the winter wheat and summer corn double cropping system.

模型对冬小麦—夏玉米轮作体系作物叶面积指数、作物系数、根系生长与分布进行了模拟。

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Meanwhile, the Dodd-Frank approach does nothing to address the most obvious root causes of damage to the financial system--conflict of interest due to the issuer-pays model and staleness of ratings.

FORBES