短語詞組短語oil film whirl 油膜渦動(dòng);油膜漩渦;油膜旋渦oil membrane whirl 油膜渦動(dòng)oil whirl stability 油膜穩(wěn)定性oil -film whirl 油膜渦動(dòng)whirl oil the characteristic 時(shí)間的特性 返回 oil whirl