基本解释=Uniformly Minimum Variance 均匀最小方差同根派生 UMV相关词英汉例句Three models are compared with the usability of UMV, economization of traveling time, and the adaptability of the passengers need. 最后从动车组利用、旅客旅行时间节省和旅客需求适应程度等方面对3种模式进行了比较。UMV domain UMV整环UMV更多例句