Probability distributions are classified as either discrete or continuous.概率分布为离散型和连续型两种.Geographers study mobility to understand the spatial distributions of population types.地理学家研究住所迁移是为了了解不同类型的人口的地域分布情况.The pressure d...
A的最大下界边称为A的下确界.The greatest lower bound of A is also called the infimum of A.给出了 非 平凡二连通测地图边数的下确界; 改进了部分结果.Gives the infimum of the numbers of dege in 2 - connected nontrivial geodetic graph; Renew some results....
The bombers had conducted a 300 - mile search, quartering and requartering the area.轰炸机在那地区上空一次又一次地来回执行三百英里搜索.He swam quartering upstream, but still was swept downward rather faster than he had expected.他向上游游去, 可是河水老是要把他...
Generally his ideas were expressed in sententious phrase, spoken in low voice .他发表意见总是用柔和的声音，简短的句子。Generally his ideas were expressed in brief sententious phrase, spoken in low voice.他发表意见总是用柔和的声音,简短的句子.Too often the sig...
They have maintained their optimism in the face of desolating subjugation.面对遭征服的悲惨命运，他们保持了乐观的态度。He maintained an ambivalent attitude to the Church throughout his long life.在他漫长的一生中，他对基督教信仰始终是一种摇摆不定的态度。He had maintained a...