In the second scenario, the document translator and indexing engine components and their subcomponents are externally defined through a descriptor and are instantiated using Spring.

在第二种情况下，文档转换器和索引引擎组件及其子组件通过描述符在外部进行定义，然后使用Spring进行实例化。

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Aerospace and Gas Turbines: jet engine components, turbine blades.

航空及燃气轮机：喷气机引擎组件，涡轮叶片。

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Miniscule engine components don't always behave like their scaled-up counterparts.

这些微型发动机的零件不能总像一般的大发动机那样正常运转。

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The STRIVA Core's Wi-Fi engine and microprocessor components are small enough to nest on the surface of a U.S. dime.

ENGADGET: Koss intros Striva headphone systems, lets you stream music over WiFi straight to your ears

That can produce undesirable stress on an engine's components.

ECONOMIST: The aircraft of the future

The components companies are not too happy with the new arrangement where they are forced to display their brake, transmission, engine and other components 20 kilometers away from the glitz surrounding the car models.

FORBES: The Beijing Auto Show 2012