design demonstration test

基本解释

They also will provide software design and implementation as well as systems integration, test and evaluation and demonstration.
同时，承包商也将提供软件的设计和实施，以及系统集成、测试、评价和论证。
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Altair is strictly a design and engineering firm, so it is looking for someone to join it in building enough buses to launch a demonstration and test fleet.
严格说来，牵牛星（Altair）是一家设计工程公司，因此该公司正在寻找伙伴加入建造足够的公交车而开始一个示范和测试车队。

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The Samsung engineers were able to create the eMBMS demonstration using RTD's graphical script design to drive the execution of the test simulation on an Anritsu MD8430A LTE signaling tester.
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