名词
中文翻译：测试型发射器
同义词：
['test loader', 'test launcher', 'test propulsion system']
例句：
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1. The test-type launcher was used to launch the spacecraft into orbit.
测试型发射器被用来将航天器送入轨道。
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2. The engineers were testing the new test-type launcher before it was deployed.
工程师们在部署新测试型发射器之前对其进行了测试。
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3. The test-type launcher was a critical component of the space mission.
测试型发射器是太空任务的关键组成部分。