Since the circular restricted three-body problem model ignores the effect of perturbations, it can not accurately describe the dynamic characters of the three-body system.

圆型限制性三体问题模型忽略了摄动因素的影响，在很多情况下不能足够准确地描述三体系统的动力学性质。

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An inverse problem model of mould heat transfer in slab continuous casting is researched and built aiming at the installation characteristics of thermocouples in slab mould.

针对板坯结晶器热电偶的排布特点，研究并建立板坯连铸结晶器传热反问题的数学模型。

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Finally, the two level differential corrections method was proposed to transform the orbit designed under the circular restricted three-body problem model into the perturbed three-body problem model.

最后使用两层微分修正方法将圆型限制性三体问题模型下设计的轨道转换到受摄三体问题模型下。

youdao

The first problem set asked you to manipulate the model that I just presented-- the model of how you form portfolios and the model of the capital asset pricing model.

第一道习题,考察的是你们能否活用我刚刚给出的几个模型-,包括怎样构成投资组合的模型,和资本资产定价模型。

耶鲁公开课 - 金融市场课程节选

The second problem set is about this model.

第二次练习作业就是关于这个模型的。

耶鲁公开课 - 金融市场课程节选

Of the few studies cited, none showed evidence on whether students participating in the problem solving model made academic progress, none shared what the interventions used were or if they were delivered with fidelity.

FORBES: There Are No Silver-Bullets in Education Reform

The problem is the model, or, according to McAboo, that Southwest Airlinesdoesn't have one that works.

FORBES: Magazine Article

The problem with the model is that, over the long run, reality has turned out to be different.

ECONOMIST: Beating the market with beta