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单词
oil whip
释义
oil whip
Encyclopedia
工学
转子动力学
释
oil whip
油膜振荡
油膜涡动频率与一阶临界转速相同时产生共振,振幅增大、轴心轨迹突然变成扩散的不规则曲线,半频谐波振幅值增加到接近或超过基频振幅;转速继续升高,涡动频率保持不变,始终等于转子的一阶临界转速的现象。
随便看
Cloisonne Pagoda at Fanhua Pavilion of Qianlong Mark
cloisonné
Cloisonné candle-stick in shape of petrel and tortoise
Cloisonné Stationery with Cloud-dragon Pattern in Qianlong Reign of the Qing Dynasty
clomazone
clonal breeding
clonal deletion
clonal diversity
clonal growth
clonal integration
clonality
clonal network
clonal organ
clonal organism
clonal plant
clonal reproduction
clonal seed orchard
clonal selection and breeding
clonal selection theory
clonal testing
clonal variety
clone
clone backup
clone bank
cloned animal
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