1) 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。
2) segment element
梁段单元
3) 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。
4) Unit time period
单元时段
5) 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。
6) Xiaoshanhe unit
笑山河单元
1.
Dioritic inclusions are common in fine-to medium-grained, porphyritic hornblende-bearing biotite monzogranite of the Xiaoshanhe unit.
在黑龙江省伊春地区笑山河林场一带,发育一套成分演化序列的晚奥陶世花岗岩体,通过系统的1∶5万区调工作,对其进行了详细的研究和划分,建立了北影林场序列的谱系填图单位,其笑山河单元细中粒似斑状含角闪石黑云母二长花岗岩中普遍发育闪长质包体,多呈大小不等的椭圆状分布于岩体边部。
补充资料：春季黄河河套河段形成的冰坝和冰桥
春季黄河河套河段形成的冰坝和冰桥
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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