Figure 2: Spiral model of the software development lifecycle

图 2：软件开发生命周期的螺旋模型

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Conclusion: Spiral ct and postprocessing technique can provide valuable information for the diagnosis and treatment of talus fracture, but the combined use of various software should be needed.

结论：螺旋ct及其后处理功能能为距骨骨折诊断和治疗提供有价值的信息，但各种软件功能必须结合应用。

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Methods Spiral ct scanning, image processing and CAD technology and FEM software were employed in the study to construct the three-dimensional finite element model of maxilla with a palatal implant.

方法采用螺旋ct断层扫描、计算机图像处理、计算机辅助设计和有限元软件处理，建立含腭部种植体的上颌骨三维有限元模型。

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So he recruited developers away from studios such as Ubisoft and id Software, and they got to work creating The Spiral, the Harry Potteresque online universe in Wizard101, where 8-to 12-year-olds become student wizards and defeat villains through card games.

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