“helicopter flight test”的概念、定义、翻译、参考文献-科学参考

单词	helicopter flight test
释义	helicopter flight test Encyclopedia 工学〔飞行试验项目〕释 helicopter flight test直升机飞行试验在飞行条件下，以直升机为对象，开展技术探索和产品的试验与鉴定。
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