Application of hydraulic dredging and back-filling technique in earth dam construction

This leaf dredging up machine is characterized by the advantage of simple structure, convenient handing, high rate of taking off caffeine, and saving water and energy.

茶叶捞青机具有结构简单、操作方便、咖啡因脱除效率高、节水节能的特点。

Application of hydraulic dredging machine on the hydraulic antischistosomiasis projects

水力挖泥机在水利血防工程中的应用

Design and test of the portable dredging machine based on Bernoulli effect

基于Bernoulli效应的便携式清淤机设计及试验

The effect of river dredging and dike strengthening project on reducing the cost of flood control project in estuarine channel of the Yellow River

挖河固堤工程对降低黄河河口河道防洪工程建设投资的作用

Firstly, it analyzed physical and chemical characteristics, rock mechanic quality and pollution conditions of river dredging sediments.

首先，对河道疏浚底泥的理化性质、岩土力学性质及污染情况进行了分析。

Application of cutter-suction dredgers to river dredging on the lower Yellow River

绞吸式挖泥船在黄河下游挖河疏浚中的应用

Characterization of river dredging silt and its feasibility study as covering materials for refuse landfill

疏浚污泥的表征及其作为垃圾覆盖材料的可行性研究

The discussion on City-river Dredging

城市滨湖整治探讨

Large marine grab excavators are the main tool for river dredging.

大型船用抓斗挖掘机是河道疏浚的主要工具。

Determination of water conveyance line for river dredging project on lower Tarim River

塔里木河下游河道疏浚工程输水线路选择

Combining the repairing method and application requirements of dredging pump shell, the paper introduces constitutions and functions of the double metallic pressing board used in securing high alloy cast iron liner, and explains the brazing process and manufacturing characteristics.

结合绞吸挖泥船泥泵壳修复方法，介绍了泵壳内衬高合金耐磨铸铁镶块固定所用双金属压板的作用及其组成，叙述了双金属压板的浸润焊制造方法的特点及其工艺过程。

This paper describes how to increase the productivity effect of cutter-suction dredgers in the fields of cutting force, dredging pump, gauge pile and exhaust pipe.

本文从绞刀、泥泵、定位桩装置及排泥管等四个方面，论述了提高绞吸式挖泥船生产效率的途径。

Dredging pump and hydraulic transport experimental system proposed in this paper is mainly used for the experimental study of dredging pump performance and the solid-liquid two-phase flow in pipelines.

本文研制的疏浚泥泵与管道水力输送实验系统，主要用于疏浚泥泵性能及管道固液两相流的测试研究。

The work of this paper lays the solid foundation for the experimental research on dredging pump performance and hydraulic transport properties.

本文所作的工作为疏浚泥泵与管道水力输送实验系统的实验研究打下了坚实的基础。

The Preparation of Double Metallic Pressing Board and Its Application to Liner of Dredging Pump Shell

绞吸挖泥船泥泵壳内衬双金属压板的研制及工程应用

Reverse design and process simulation of dredging pump impeller

疏浚泥泵叶轮的反求设计及加工仿真

A study on how the dredging pump match with the diesel engine

绞吸式挖泥船泥泵和柴油机性能匹配探讨

Also, it is pointed out that the control index of channel dredging depth and the layout project of channel dredging should be optimized.

提出了疏浚控制深度的指标，疏浚规划方案宜进行优化。

Impacts of Navigational Channel Dredging of Guangzhou Port on Water Quality of the Pearl River Estuary and Its Prevention Measures

广州港出海航道疏浚对珠江口水质影响及预防措施

The influence of the channel dredging and improvement on the Dongping waterway in the Pearl River Delta

疏浚整治河道对珠江三角洲东平水道上段的影响