运动问题的英文

例句与用法

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1. Abstract : based on the slender - body assumption , the 3 - d flow is approximated to a set of unsteady 2 - d ones
   文摘:引进细长体的假定，把三维的流体运动问题化成了二维的非定常问题，前面剖面对后面剖面的干扰作用用积分表示，改善了切片理论。
2. By making use of the semi - analytical element method , the three - dimensional soil movements problem of pipe jacking is transfered to a one - dimensional numerical calculation
   利用半解析单元法将顶管施工中三维土运动问题转化成一维数值计算。
3. Both theoretical analyses and field observations have shown that pipe jacking in such a kind of soft soil ground as in shanghai area , movements of soils around the pipes is of three - dimension
   理论分析和现场实测都显示，在类似于上海等地的软土地层中顶管施工，顶管周围土的运动问题是三维的。
4. A new branch of mathematics , dealing with infinitely small quantities , gives now in other more complex problems of dynamics solutions of problems that seemed insoluble
   数学的一个新的分支在解决了处理无穷小数的技术后，现已能在其他更为复杂的运动问题上求得对以前似乎解决不了的那些问题的答案。
5. The pattern of flow of lower lock approach is usually complicated due to the influences of the interaction of flow underpoured from different locks . generally , physical model is applied to study the current field for the case of irregular boundaries and complex flow pattern
   由于受多线船闸下泄水流相互作用的影响，船闸下游引航道非恒定流流态十分复杂，对于此类有复杂流态的非恒定水流运动问题一般采用物理模型进行研究。