The investigators used a combination of experiments with mouse models and test tubes to study the effects of intestinal inflammation on Salmonella and pinpoint the role of tetrathionate respiration.

用一个小鼠模型和试管合并的试验，科研工作者研究了沙门氏菌引起的肠炎症的效应，精确确认了连四硫酸盐在“呼吸”中的作用。

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The conclusion of this text is: through the study on soil nature and BP neural network , a holing parameter predicts models after setting up.

其结论为：通过对岩土性质及BP神经网络的研究，建立了一种新的钻孔间参数预测模型。

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Based on the saltation, creeping and stability models, a two-dimensional numerical model is established to study the development process of aeolian ripples.

通过简单的跃移模型、蠕移模型和稳定模型对风成沙纹的形成过程进行了二维数值模拟研究。

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The University of Alaska Institute for Social and Economic Reform carried out a study into the costs of climate change, based on predictive climate models.

BBC: Alaska village faces eroded future