For instance, a good test assertion is a JUnit test that returns true if and only if the SOAP envelope returned by a Web service is identical to a pre-defined XML document.

例如，一个较好的测试断言为JUnit测试，即当且仅当Web服务返回的SOAP信封与预定义的XML文档完全相同时，返回true。

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The new house envelope (see diagram) is conceptualized by referencing one of the structural modules from the pre-existing construction.

新房屋的外层（见图解）通过参考已有建筑的结构模块之一来概念化。

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Based on the complex envelope theory, a pre equalizer algorithm and its hardware implementation architecture with FPGA was brought forwards and analyzed.

从信号复包络理论出发，分析并提出了数字电视VS B调制器中预均衡网络的实现算法及其FPGA硬件实现结构。

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People are asked to post their census forms back in the pre-paid envelope as soon as possible after Sunday 29 April.

BBC: Census day arrives

To handle that, the team placed an envelope on the back of the computer screen that is pre-paid and addressed to the nearest facility that can recycle those three elements.

FORBES: The Road To A Recyclable Laptop

The person who initially found the envelope is being treated at a Phoenix-area hospital for a pre-existing condition and stress from the event, and others in the immediate vicinity were examined as well.

CNN: Feds: Mississippi man arrested in ricin scare