The test model was made and an experiment was done to verify the prediction of the autorotation state characteristics for a high-speed rotorcraft scheme.
针对某一高速直升机方案的自转状态，本文设计和建设了试验模型和试验设备，进行了相应的实验研究。
The test model was made and an experiment was done to verify the prediction of the autorotation state characteristics for a high-speed rotorcraft scheme.
针对某一高速直升机方案的自转状态，本文设计和建设了试验模型和试验设备，进行了相应的实验研究。
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