1) track segment element
轨段单元
1.
According to structural characteristics of the track, the new track segment element is developed to describe its spatial vibration, which has 32 DOFs.
提出了高速列车—板式轨道系统(简称此系统)空间振动分析方法:列车模型每节车辆考虑26个自由度;针对板式轨道结构特点,建立了32个自由度的板式轨道空间振动轨段单元新模型;基于弹性系统动力学总势能不变值原理及形成系统矩阵的"对号入座"法则,建立了此系统空间振动矩阵方程;采用Wilson-θ法求解。
2) segment element of track section
轨道段组合单元
3) trajectory unit
轨迹单元
1.
This paper proposes an index structure for moving objects′ trajectories, and gives out the definition of trajectory unit based on the changes of objects′ location, it also presents the trajectory units′ creating and indexing method based on the 3DR-tree structure, which is reasonable and has the least losing of the index′s spatial discriminability.
提出了一种处理对象运动轨迹的时空数据索引机制,根据轨迹中的位置变化的范围提出了轨迹单元的概念,并给出了基于3DR树结构的轨迹单元的划分和索引方法,在尽量保持索引的空间分辨能力的前提下实现对轨迹的合理划分。
4) segment element
梁段单元
5) slab segment element
板段单元
1.
According to the structural characteristics of the ballastless track such as the Bgl slab track,a new dynamic analysis model of the lateral finite strip and slab segment element was put forward.
针对无碴轨道(以博格板式轨道为例)结构特点,提出横向有限条与板段单元动力分析新模型。
6) unit reach
单元河段
1.
The Main stream and tributaries above Cuntan Station were separated into many reaches according to the spread time of flow,and every reach is separated into many unit reaches.
按照河段流量传播时间将寸滩以上干、支流划分为若干子河段,各子河段按照计算时段长分成若干单元河段,各单元河段区间降雨径流预报采用水箱模型,河道流量演算采用连续马斯京根法。
2.
The main stream and tributaries above the inflow reservoir station Cuntan were divided into several sub-reaches according to the propagation time of flow,and the sub-reaches were divided into unit reaches according to the calculation time interval.
按照河段流量传播时间将入库站(寸滩)以上干、支流划分为若干子河段,各子河段按照计算时段长分成若干单元河段,各单元河段区间降雨径流预报采用水箱模型,河道流量演算采用连续马斯京根法。
补充资料：十报恩 赠段先生 折段字起
【诗文】：
公物外好生涯。火相逢结大砂。女盘桓看大药。牛哮吼戏灵葩。云铺地丹炉赫，子观天碧眼华。有三生君省悟，中无事步烟霞。
【注释】：
【出处】：
公物外好生涯。火相逢结大砂。女盘桓看大药。牛哮吼戏灵葩。云铺地丹炉赫，子观天碧眼华。有三生君省悟，中无事步烟霞。
【注释】：
【出处】：
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条