他说原型机的模型被装在一个黑色的塑料外壳中，因此无法窥见其中设计。
His model, he said, was sheathed in a black plastic shell, so he did not see its design.
一种主流看法认为是重力潮汐作用改变了月球的外壳，并使其向一侧倾斜，但该新理论是以解释月球成因的“大碰撞”模型为基础的。
One leading idea is that gravitational tidal forces reshaped the moon's crust and made it lopsided. But the new theory builds on the "giant impact" model that explains the moon's creation.
在某些情况下，组件外壳从模型直接生成；不过，可以始终根据模型手动创建组件外壳。
In some cases, component shells are generated directly from the model; one can always hand-create the component shells from the model.
一个圆柱体外壳的曲度变形情况受到其本身的结构限制和不确定的外力影响，一般可以通过数据模型方程序测算出它的结果。
Cylinder buckling is governed by imperfections in a structure and uncertainties in the loading of weight, and mathematical models can predict this behavior.
过去十年间，新型X光扫描和计算机三维模型已经改变了人们对骨骸、牙齿和外壳的分析方式。
In the past decade, powerful new X-ray scans and three-dimensional computer models have transformed the analysis of bones, teeth, and shells.
雷电精致光鲜的外壳使用了钛金属和蓝宝石，按照空气动力学原理制造。这个设计来源于Maximilianbusser童年时对组装模型飞机的热情爱好。
The sleek aerodynamic form of the Thunderbolt's titanium and sapphire envelope has its roots in Maximilian busser's childhood passion for assembling model plane kits.
同时，工程部门制作实体模型的外壳。
At the same time, the engineering department made shells of the solid models.
采用基于多体动力学原理的虚拟样机技术，建立了塑料外壳式断路器操作机构的动力学模型。
A novel dynamic model of molded case circuit breaker operating mechanisms was built based on multi-body dynamics principle adopting virtual prototyping technology.
模型考虑容器壳体材料的弹性、塑性变形，适用于容器外壳在塑性变形范围内发生破裂的问题。
The elastic-plastic deformation of the vessel shell is taken into account in the model to suit for the crack problem of the vessel shell in the plastic deformation range.
抽象模型与外壳组件相关联以帮助控制系统应用程序的开发。
An abstract model is associated with the shell component to facilitate development of the control systems applications.
在材料模型的基础上，利用DEFORM有限元软件对AZ 31变形镁合金板温拉深笔记本外壳实验做了模拟。
In the base of the flow stress model of AZ31, finite element analysis software DEFORM was used to research the drawing of the notebook PC case with magnesium alloy AZ31 sheet.
本文最后将设计周期最小化模型及设计缺陷控制体系应用于某公司UPS电源外壳的改良设计。
Finally, this article applies the model of minimizing the design cycle and design defects controlling system to the improved design of UPS power supply.
本文最后将设计周期最小化模型及设计缺陷控制体系应用于某公司UPS电源外壳的改良设计。
Finally, this article applies the model of minimizing the design cycle and design defects controlling system to the improved design of UPS power supply.
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