During the launch phase, it would ride in a protective aluminum shell.

在发射阶段，它盛在一只保护的铝壳里。

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The subject is about the design of Aluminum shell mold and process analysis.

本课题是对铝壳体进行模具设计并分析加工工艺。

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High-pressure cast aluminum shell with automotive paint anti-corrosion surface treatment;

高压铸铝壳体，汽车烤漆防腐表面处理工艺；

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It sports a sturdy aluminum shell, built-in wi-fi and a full-size keyboard, and it weighs just three pounds.

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The MacBook Air has an aluminum shell and feels solid when you pick it up and flip it over, even weighing in at a mere 3 pounds.

FORBES: Magazine Article

It's focusing instead on a new manufacturing process that replaces the layers of metal parts that hold the insides of most laptops together with a rigid aluminum shell.

FORBES: Apple