According to the riverbed conditions of upstream section of Yangtze River, the operational adaptability of various types of dredgers has been compared with detailed description to the performance hydraulic rigid-arm grab dredger and its adaptability to hard riverbed dredging.
根据长江上游川江航道的河床特点,对各型挖泥船在该水域施工作业的适应性进行了比较,并对液压硬臂抓斗挖泥船性能特点以及挖掘硬质河床的良好适应性作了重点介绍,同时对适合于川江航道的抓斗船主要船型参数及设备配置等提出了自己的建议。
The technical characteristics of the 4m~3 full-gyration hydraulic grab dredger in Changjiang river;
长江4m~3全回转液压抓斗挖泥船技术特点
self-propelled grab dredger
自动推进式抓斗挖泥船
bucket ladder dredger
链斗挖泥船斗式采泥器
Any of various devices with two hinged jaws, used for dredging or digging.
抓斗，挖斗任何一种具有两个铰接夹爪用来挖泥或铲土的设备
Research on Dredging Track Controlling and Integrated Monitored Control System of Wheel Dredging Boat;
斗轮式挖泥船挖掘轨迹控制及综合监控研究
4 For dredging works, only mechanical dredgers with bucket-type closed-grabs shall be used for the dredging of river bed or ponds.
进行挖泥工程时，只可使用密封抓斗式的机械挖泥机，以挖掘河床或塘底的淤泥。
The dredger spooned up mud.
挖泥船把泥挖起来。
Where tight dredging depth tolerances are required to dredge contaminated materials the bucket-type closed-grab dredger shall incorporate a visor.
在挖掘受污染物料时，若严格规定了挖泥深度容限，则密封抓斗式的挖泥机应设置一个护罩。
A barge or boat equipped with a dredge.
挖泥船装有挖掘机的船
dredger:a barge or boat equipped with a dredge.
挖泥船:装有挖掘机的船.
Research on Suction Capacity of Submerged Dredge Pump for Wheel Dredge Boat and Its Modification
某斗轮式挖泥船水下泥泵吸入性能的研究与改进
We should have the dredge, barges and draglines in place about the same time.
差不多要在同时使挖泥机，驳船和索斗铲各就各位。
bucket wheel suction dredger
斗轮铲式抽吸挖泥机
ship unloader with rope trolley
绳索小车抓斗卸船机
hydraulic dredging
用吸扬式挖泥船挖泥疏浚
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。
International association of Dredging Companies
国际挖泥船公司协会
dredger (excl. floating), not self-propelled
挖泥机（不包括浮动挖泥船）,非自动推进式
Research to Electric Control System of Bridge-Type Grab Ship Unloader;
桥式抓斗卸船机电气控制系统的研究