裁弯

长江中游裁弯工程的效果

Effect of Cut-off Engineerings at Middle Reach of Yangtze River

山区型河道裁弯取直防洪影响分析

Analysis of Influence on Flood Control by Curving Cut-off in Mountainous River

合（肥）裕（溪口）航道裁弯取直工程对长江大堤的影响

Influence of Curve Cutoff Works in Hefei-Yuxikou Waterway upon Yangtze River Levee

裁弯工程数学模型及其与物理模型的比较

The Mathematical Model of Cut-off and Its Comparison with the Scale Model

裁弯对河床调整的影响探讨

Discussion on the effect of cutting - off river bed

裁弯取直是一种常见的河流改造工程形式。

Straightening is a common form of river rebuilding .

基本成型法裁弯设计

Basic formed method for river cut off design

涪江吴家街电航枢纽工程系裁弯取直工程。

Wujiajie Hydro junction is a cut-bend Project .

下荆江裁弯对荆江洞庭湖影响分析

Impact of river bend cut off of lower Jingjiang river on the river and Dongting lake

曹娥江五甲渡裁弯通水后的运行状况

On Cao'e River Operation after Cutting-off

并对裁弯取直和双河并存两个方案进行泥沙模型试验。

And sediment model experiment was carried out for the cut-off scheme and two compatible rivers scheme .

珠江三角洲航道裁弯切嘴筑堤软基处理技术研究

Study on Technique for Soft Grand Treatment on Waterway Cut-off and Dike in the Pearl River Delta The Mouth Bites the Nose

观测分析结果表明：裁弯后新河按预期目标发展，老河相应淤积，老河同期淤积量大于新河冲刷量；

The amount of sediment deposition in old channels is larger than that of erosion in new channels in the same period .

河道洪水数值模拟理论的研究与应用山区型河道裁弯取直防洪影响分析

The Study and Application of River Flood Mathematical Model ; Analysis of Influence on Flood Control by Curving Cut-off in Mountainous River

裁弯后裁弯河段上游河道比降加大，河床冲刷，同流量的水位较裁弯前降低，其降低值自下游往上游减小，枯水期大于汛期；

The river channel slope upstream cutoff is increasing with riverbed erosion , and the water stages for the same discharge correspondingly lowered .

室内试验获得的抗冲流速与荆江裁弯工程原型观测资料基本一致。

The results of the clay scouring velocities derived from laboratory tests and in-Situ observation in Jingjiang artificial cut off were in comparative agreement .

1967～1972年下荆江3处裁弯取直工程后，江湖关系发生了变化。

Since three river cut off projects in lower Jingjiang stretch were implemented in 1967 ~ 1972 , the river lake relation has changed .

着重介绍了黄河下游大宫至王庵河段裁弯取直工程的方法和措施，可作为其他畸形河势治理时参考。

Engineering methods and measures to curve cut-off in the reach from Dagong to Wang'an are mainly introduced in order to supply reference for abnormal river pattern training .

文章简要介绍了劳龙虎水道的整治思路和方法，并着重介绍其主体工程裁弯拓宽工程的设计情况。

This paper presents the train of thought and method of Laolonghu waterway regulation , and mainly expounds the design of the curve 's cutting-off engineering and widening engineering of the principal part of work .

由于种种自然原因，加上人为因素的不利影响，造成许多河道淤积严重，行洪能力较差，严重威胁人民的生命财产安全，急需采取裁弯、分洪等工程措施进行治理。

Many of their were severe siltation and not enough flood capacity in many rivers because of a variety of natural reasons and human activity , so that the life and property security of people were threatened .

工程实践表明，下荆江裁弯工程是按照蜿蜒性河段演变规律改造下荆江的治本工程，取得了预期工程效益，但也出现了一些原来认识不足的问题。

The project practice shows that the river cut-off is the works to thoroughly transform the lower Jingjiang river in accordance with the evolution law of meandering reaches , and has achieved expected benefits , but there arise some problems which were not recognized enough before .

引河工程是裁弯工程成败的关键，新河及其上下游河势控制工程则是保持和发挥裁弯工程长期效益的保证。

The pilot river development is the key to the success or failure of the cut-off project , and the new river reach and its works to control upstream and downstream river regimes are the guarantee of maintaining and developing the long-term benefit of the cut-off project .

给出了深梁支座和跨中裁面抗弯强度、界限配筋率、连续深梁承载能力的有关计算公式。

Some formulas for computing flexural strengh of deep beam sections at mid-span or near supports for determining the critical reinforcement ratio and for calculating the load bearing capacity of continous beams are derived .

关于冲裁凸模抗压弯强度校核公式

Strength checking for blanking punch ITO formula of a function of