A brief recap of the SCA specification (you have read the spec - right?) will remind us that an SCA system consists of one or more composites.

简单回顾一下sca规范(您已经读过了此规范——对吗？)，就会记得sca系统包含一个或多个子系统。

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One also may be implemented by using the services that are exposed by an SCA composite (composites are described later).

此外，也可使用 SCA 组合公开的服务加以实现（下文将介绍组合）。

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One crucial advantage of cast polyurethane is that it can be bonded effectively with metals, composites or plastics during or after the moulding process.

浇铸聚氨酯的一个关键性优势是它可以在成型过程中和过程后与金属，复合材料或塑料组件有效粘接。

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And one of them is TPI Composites, Inc.

WHITEHOUSE: New Investments in Jobs and Clean Energy

Work at the National Composites Centre building at the science park is due to be completed in May, while the SPark One buildings are due to be completed in August.

BBC: Building at Science Park