长历时的英文

• long duration

• "长"英文翻译    older; elder; senior
• "历时"英文翻译    last; take
• "长历" 英文翻译 :    chōryaku
• "历时" 英文翻译 :    last; take 邀请赛历时五天。 the tournament took five days.; 历时分析 diachronic analysis; 历时曲线 duration curve; 历时性 diachronism; 历时语言学 diachronic linguistics
• "长历法" 英文翻译 :    long count calendar
• "成长历程" 英文翻译 :    development history
• "短历时" 英文翻译 :    short duration
• "历时…之久" 英文翻译 :    last 2
• "历时性" 英文翻译 :    diachronic; diachronism
• "阴历时" 英文翻译 :    lunar time
• "玛雅人的长历法" 英文翻译 :    long count calendar
• "暴雨历时" 英文翻译 :    duration of sterm rainfall; duration of storm rainfall; storm duration
• "波动历时" 英文翻译 :    wave duration
• "测速历时" 英文翻译 :    velocity-measuring duration
• "潮汐历时" 英文翻译 :    tide duration
• "沉降历时" 英文翻译 :    duration of settlement
• "冲洗历时" 英文翻译 :    washing length
• "抽水历时" 英文翻译 :    duration of pumping; pumping duration
• "到达历时(物探)" 英文翻译 :    arrival time
• "等历时线" 英文翻译 :    isochrones
• "地震历时" 英文翻译 :    duration of earthquake
• "放水历时" 英文翻译 :    discharge duration
• "封冰历时" 英文翻译 :    lasting of ice cover
• "封冻历时" 英文翻译 :    freeze－uduration; lasting of ice cover
• "各雪历时" 英文翻译 :    lasting of snow cover

• Based on the hydrodynamic theory , the riverbed deformation process of all reservoir area during long duration is investigated by using of computer numerical simulation . in the meantime , based on one dimensional sediment model , the simulation of the longitudinal scouring and sedimentation and lateral deformation in reservoir tidal flat and mainstream are researched . the quasi - two dimensional sediment numerical model forecasting longitudinal scouring and sedimentation and lateral deformation in reservoir and river are established
  应用水动力学理论，以计算机数值模拟为手段，主要考虑长历时全库段的河床变形过程，在一维泥沙数学模型基础上，同时考虑水库滩槽纵向冲淤和横向变形的模拟，着重建立可以预测水库及河道纵向冲淤及横向变形的准二维泥沙数学模型。