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.
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.
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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