许多网关技术支持某些形式的中间件过滤器或处理器程序设计模型，以实现自定义增强功能。

Many gateway technologies support some form of intermediary filter or handler programming model to enable custom enhancements to function.

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本项目的目标在于开发一种将孕育与过滤器结合起来的系统用于薄壁铸铁件。

The target of this project is to develop a system to combine the inoculation with the filter and to be used for thin section iron castings.

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高效过滤器是系统的核心，但并不是保证洁净度的唯一条件。

Hepa filter is the core of the system, but not the only condition to ensure cleanliness.

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