Figure 2: Spiral model of the software development lifecycle
图2：软件开发生命周期的螺旋模型
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。
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。
This paper presents a new spiral development model based on data warehouse through analyzing the data warehouse technique and traditional software development model of waterfall.
文章通过对数据仓库技术以及传统瀑布式软件开发模型的分析，提出了数据仓库开发的螺旋式开发模型。
In the software engineering, both spiral model and prototype method emphasize evolvement.
在软件工程中，螺旋模型和原型法都是重视软件进化的。
Presently the main software process models are waterfall model, V-Shape model, incremental model, spiral model, rapid prototype model and parallel model.
目前的软件过程模型主要有线性模型、V模型、增量模型、螺旋模型、原型模型和并行网络模型。
Objective: Study the application of Time Lapse software and spiral Automatic Start technique in Multi-layers spiral ct on abdomen contrast enhancement scanning.
目的：探讨时间延迟分析软件及螺旋自动启动技术在多层螺旋ct腹部增强扫描中的应用价值。
The three-dimensional simulation model of the spiral inlet duct of a diesel engine is created with the FIRE software, and CFD simulation of inlet flow is carried out.
利用FIRE软件建立了某柴油机螺旋进气道的三维仿真模型，对进气流动进行了CFD模拟计算。
Rolling press process of spiral grooved tube was simulated by ANSYS software.
利用ANSYS有限元分析软件，对螺旋槽管材滚压成型过程进行了数值模拟。
Spiral CT tomoscan and UG software were applied to establish 3-dimensional finite-element models.
应用螺旋CT断层扫描技术和大型工程软件UG建立三维有限元模型。
The latest and most advanced spiral CT with latest software and hardware in the world at present were reviewed systematically in this article.
本文较系统的综述了目前世界上最新、最高档螺旋CT设备及其最新软、硬件技术进展。
The spiral model is adopted in this software to re, lye object system by prototype system .
该系统开发采用了螺旋模型，使原型系统最终解决目标系统，形成用户所需要的系统。
The spiral model is adopted in this software to resolve object system by prototype system.
该系统开发采用了螺旋模型，使原型系统最终解决目标系统，形成用户所需要的系统。
The spiral model is adopted in this software to resolve object system by prototype system.
该系统开发采用了螺旋模型，使原型系统最终解决目标系统，形成用户所需要的系统。
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