短时试验特性
Short-time test characteristic
以上为机器翻译结果，长、整句建议使用 人工翻译 。
设计了一种适用于前置多喷管大推力短时间特种发动机点火试验的立式试车架，设计中对其动态特性进行了分析，获得了满意结果。
A kind of vertical test fixture for firing test of high thrust and short time motor with fore nozzles was designed. Its dynamic characteristics are analyzed and satisfactory results are obtained.
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