According to an engineering practice of ground treatment in Yangshan Deepwater Port after hydraulic fill, this paper analyzes the loading preconsolidation effect of dredger fill with about 30 m thickness, and points out some questions which shall be paid attention to during foundation treatment design.

Loading Preconsolidation Effect of Extra-thick Dredger Fill for Its Soft Soil Substratum

超厚冲填土对其下卧软土层的堆载预压效应

Objective: To investigate microwave radiation distribution of the mine dredger radar for providing gist for establishing microwave radiation proof means.

前言：目的：了解扫雷艇雷达微波辐射场强分布状况，为实施微波辐射防护措施提供依据。

Results: Microwave field strength data of 138 measure points in the mine dredger, and were obtained field strength distribution rule was analysed.

结果：获得了某扫雷艇的主要操作位、战位和舱室中有关部位的138个测量点的微波场强分布实测值，并对其影响因素和分布规律进行了分析。

Measurement and Hygienic Evaluation of Microwave Radiation Field-strength Distribution of the Mine Dredger Radar

扫雷艇雷达微波辐射场强分布测量及卫生学评价

Cutter Suction Dredger Monitoring System Based on PLC Field Net

基于PLC现场网络的绞吸式挖泥船监控系统

In the reclaiming works of Jingjiang main embankment, the domestic cutter dredger ( 200ni3/ hr) has been reformed from double 90 kw electric motors to single one.

在荆江大堤吹填加固工程中，将国产200m~3/h电动绞吸式挖泥船两台90kW发电机组改单台发电机运行。

Investigation and Discussion of Construction Productivity of Reclamation of Large-diameter Gravel and Sand Soil by Suction Cutter Dredger and Its Calculation Method

关于绞吸挖泥船吹填大粒径卵石挟砂土质的施工生产率及计算方法的探讨

Abstract It analyzes the cause of discharge pipe cracking for suction cutter dredger and puts forward some anti-crack measures.

分析绞吸式挖泥船排泥管的爆裂原因主要为水击所致，及其防爆裂的相应措施。

Introduces a profile display system used on cutter dredger, the system functions, the system structure and how the system works are discussed in detail.

以绞吸挖泥船为应用背景介绍了剖面显示系统的工作原理、实现方法以及系统的组成和功能。

1000m~ 3/ h Hydraulic Cutter Dredger Bin Hai 110

1000m~3/h液压绞吸式挖泥船滨海110

The Design of Box Ladder for Suction Cutter Dredger

绞吸式挖泥船箱型绞刀架的设计

As the ponds are quite small and not very deep, it has been proposed that a single grab dredger be used for the operation.

由于池塘面积较小而且水不太深，已建议在操作时使用单抓斗挖泥机。

Industrial test carried out with a grab dredger shows that the performance of the converter meets the demand of the dredger.

通过挖泥船工业性试验表明，该变矩器性能满足了大型抓斗挖泥机的作业要求。

Sizing of main specification and equipment selection of the 4m~ 3 grab dredger for Yangtze River upstream operation

长江上游4m~3抓斗船主要技术参数和设备的选择

Adjustable hydraulic torque converter for 4m~ 3 grab dredger

4m~3抓斗挖泥机用可调式液力变矩器

Trail suction dredger and grab dredger are two completely different types of work boat in technical concept.

耙吸和抓斗在工程船范畴本是两种技术形态截然不同的船型。

Engine, steam, for marine propulsion self-propelled grab dredger

蒸汽机，船舶推进用

Design of the Dredging System for the 8m~ 3 Grab Dredger

8m~3抓斗挖泥船挖泥系统设计

Underwater Ditch Excavation by Dredger in Large River Crossing Engineering

大型河流穿越挖泥船开挖成型水下管沟

Reform Design and Application for the Propulsion System of 4 500 m~ 3 Trailing Suction Hopper Dredger

4500m~3耙吸挖泥船推进系统改造设计及应用