For many years,the impaction of watershed morphologic and topographic structure and spatio-temporal variation of rainfall on unit hydrograph has been the key question in studying method of watershed flow routing.
流域降雨的时空变异性和地形地貌特征,以及不确定性因素对单位线的影响始终是流域汇流计算方法研究的难点问题。
Two unit hydrographs derived separately by the analysis method and the moments method are used to simulate a flood hydrograph in this basin.
单位线方法在水文计算及洪水预报中得到了广泛的应用,至今仍然是汇流计算的重要工具。
A method to derive unit hydrographs for sub-areas of distributed model based on area-time relation was proposed.
为了分析分布或半分布式水文模型计算单元的单位线,提出了一种基于面积-时间关系的单位线分析方法。
This paper introduces the principle of the basin confluence and the method for predicting the flood processing in the outlet of the basin with the unit line method, and expounds the concept of the unit line, the predicting method and time transforming in the practical application and puts forward the problems noticed in applications.
本文介绍了流域汇流原理及利用单位线法推求流域出口洪水过程的方法,并阐述单位线的概念、推求的方法以及在实际应用中的时段转换问题以及提出单位线法应用中应注意的问题。
A nonlinear watershed concentration model of time-variable instantaneous unit hydrograph and its application
流域时变瞬时单位线非线性汇流模型及应用
Maxwell unit solenoid
麦克斯韦单位螺线管
A single unit of execution within a process; threads run concurrently.
进程的一个单独执行单位，线程可并发运行。
dt, dtex (decitex)
分特（线密度单位,十分之一特克斯）
Draws a straight line where you click or drag in the active window
在活动窗口中单击的位置绘制直线
Refer to Group 8W, Wiring Diagrams for cavity locations.
有关槽的位置，请参阅单元8W，电线图。
Returns or sets the width, in Pixels, of the gridlines.
返回或设置网格线的宽度，单位为像素。
extrapolated unity-gain frequency
外推单位增益频率-线性放大器
post an officer to a unit, the front, overseas
把一名军官派往某单位、 前线、 海外
Overloading of single power outlet with too many connections.
在单个电源插座位上超载过多连接线。
Strip shape entering the line must be better than 20 I units.
进入镀锌线的板形要优于20I单位。
The ordinate scale is linear in decibels.
纵坐标比例尺以分贝为单位是线性的。
Production-Line Automatic Control System of Unit-Twisterfor Telephone Cable
电话电缆单位绞生产线自动控制系统
Using 8 Bit SCP to Measure Power Harmonics on Line
用8位单片机实现电力谐波在线测量
The Clinical Analysis on Acupoint Catgut Embedding of Simple Obesity;
穴位埋线治疗单纯性肥胖症临床分析
Research of Receiving and Transmitting Unit of Acoustic Ultra Short Base-Line Positioning System;
水声超短基线定位系统收发单元设计
Clinical Study of Acupoints Catgut Implantation for Simple Obesity;
穴位埋线治疗单纯性肥胖病临床研究
Several properities of solutions of linear differential equations in the unit disc
单位圆上线性微分方程解的几个性质